影音先锋制服丝袜_欧美 国产 日本_亚洲欧美综合自拍_亚洲最大成人在线观看_成人一区二区三_色呦呦网站入口_亚洲欧美高清在线_黄页网站在线看_一卡二卡在线观看_在线观看免费黄网站

(Ⅰ)求的值,(Ⅱ)若有一科不合格.則不能拿到高中畢業證.求學生甲不能拿到高中畢業證的概率,(Ⅲ)若至少有兩科得A.一科得B.就能被評為三好學生.則學生甲被評為三好學生的概率, 查看更多

 

題目列表(包括答案和解析)

請拼寫出符合題意的單詞;注意正確形式;若有錯誤概不給分。

1. If Tom plans to pass the physical exam, he’d better change his _____ (態度) towards learning.

2. The brave policeman is still ______ (恢復) from his operation after fighting with the thief.

3. I would be g______ if you could give me some advice on how to write a good travel journal.

4. The successful program “Where are we going, dad?” was _____ (組織) by Hunan TV station.

5. ______ (逐漸) the children began to understand the importance of honesty.

查看答案和解析>>

(本題12分)根據空氣質量指數API(為整數)的不同,可將空氣質量分級如下表:

對某城市一年(365天)的空氣質量進行監測,獲得的API數據按照區間進行分組,得到頻率分布直方圖如圖.                         

(1)求直方圖中的值;

(2)計算一年中空氣質量為良的天數;

(3)某環保部門準備在一年內隨機到該城市考察兩次空氣質量,求兩次考察空氣質量都為良的概率(結果用分數表示).

查看答案和解析>>

以下是五個應聘者的信息請閱讀A至F職位招聘的信息,選出符合他們要求的最佳選項。選項中有一項是多余選項。(答案寫在答題卷上)

1.Elizabeth Nagata.

 Elizabeth once studied in a secretarial program when she was at university. She has worked in Sumitomo Corporation as an executive assistant for eight years.

2.James Florian.

James once worked as a salesperson and served as the director of new home sales in both Forest Lakes and Glenmore for three years. He can speak excellent German and English, and he is very good at dealing with people.

3.Arthur Smith.

Arthur, a 22-year-old boy, has just graduated from college. He’s got a diploma in Library Technician Program. Wishing to have some free time, he doesn’t want to work full time.

4.Gillian Anderson.

Gillian graduated from the University of Manchester and got a Master’s Degree in Library Science five years ago. As soon as she left school, she worked in St. Bride Printing Library as a librarian. Now she is skilled in dealing with almost everything in the library system.

5..Jerome Fingelhamm.

Jerome, aged 32, majored in computer science when he was at university. He has worked in a software company for six years and is an expert at both software and hardware. He got a driver’s license when he was eighteen years old.

A.Sales Executive

We are looking for intelligent sales staff for our ever-growing team. Applicants must have at least one year sales experience, knowledge of English language publications and media, good English and social skills.

B.Executive Assistant Vancouver

Island Regional Library (VIRL) has an opportunity for an executive assistant. A diploma in Business Administration or a secretarial program is needed. A minimum (最小值) of five years’ experience as an executive assistant to an executive director is required.

C.Reference Specialist

You’re responsible for providing support for reference services in the library system. The successful applicant must have a Master’s Degree in Library Science and a minimum of three years’ experience as a professional librarian.

D.Library Technician

We need a part-time library technician. Your position is responsible for library cataloging (編目錄), binding, ordering publications, assisting in legal research. Both technical and reference services are required. The successful applicant should have a Library Technician diploma (文憑).

E. Circulation Director(發行總監)

We are looking for a circulation director. The successful applicant must have good managing skills, including the ability to assign tasks to ensure the work of the circulation department is done to the highest standard. A sales experience of at least ten years is needed.

F. Computer & Network Assistant

This position is responsible for the activities related to the use of automated (自動化的) systems. Duties include installing (安裝), repairing and updating software and hardware. A driver’s license is necessary.

 

查看答案和解析>>

第二節:以下是五個應聘者的信息請閱讀A至F職位招聘的信息,選出符合他們要求的最佳選項。選項中有一項是多余選項。(答案寫在答題卷上)

Elizabeth Nagata.

 Elizabeth once studied in a secretarial program when she was at university. She has worked in Sumitomo Corporation as an executive assistant for eight years.

James Florian.

James once worked as a salesperson and served as the director of new home sales in both Forest Lakes and Glenmore for three years. He can speak excellent German and English, and he is very good at dealing with people.

Arthur Smith.

Arthur, a 22-year-old boy, has just graduated from college. He’s got a diploma in Library Technician Program. Wishing to have some free time, he doesn’t want to work full time.

Gillian Anderson.

Gillian graduated from the University of Manchester and got a Master’s Degree in Library Science five years ago. As soon as she left school, she worked in St. Bride Printing Library as a librarian. Now she is skilled in dealing with almost everything in the library system.

.Jerome Fingelhamm.

Jerome, aged 32, majored in computer science when he was at university. He has worked in a software company for six years and is an expert at both software and hardware. He got a driver’s license when he was eighteen years old.

Sales Executive

We are looking for intelligent sales staff for our ever-growing team. Applicants must have at least one year sales experience, knowledge of English language publications and media, good English and social skills.

B. Executive Assistant Vancouver

Island Regional Library (VIRL) has an opportunity for an executive assistant. A diploma in Business Administration or a secretarial program is needed. A minimum (最小值) of five years’ experience as an executive assistant to an executive director is required.

C. Reference Specialist

You’re responsible for providing support for reference services in the library system. The successful applicant must have a Master’s Degree in Library Science and a minimum of three years’ experience as a professional librarian.

D. Library Technician

We need a part-time library technician. Your position is responsible for library cataloging (編目錄), binding, ordering publications, assisting in legal research. Both technical and reference services are required. The successful applicant should have a Library Technician diploma (文憑).

E. Circulation Director(發行總監)

We are looking for a circulation director. The successful applicant must have good managing skills, including the ability to assign tasks to ensure the work of the circulation department is done to the highest standard. A sales experience of at least ten years is needed.

F. Computer & Network Assistant

This position is responsible for the activities related to the use of automated (自動化的) systems. Duties include installing (安裝), repairing and updating software and hardware. A driver’s license is necessary.

查看答案和解析>>

第二節:以下第81至85題是五個應聘者的信息。請閱讀A至F職位招聘的信息,選出符合他們要求的最佳選項。選項中有一項是多余選項。(答案寫在答題卷上)

______ 81. Elizabeth Nagata.

Elizabeth once studied in a secretarial program when she was at university. She has worked in Sumitomo Corporation as an executive assistant for eight years.

______ 82.James Florian.

James once worked as a salesperson and served as the director of new home sales in both Forest Lakes and Glenmore for three years. He can speak excellent German and English, and he is very good at dealing with people.

______ 83.Arthur Smith.

Arthur, a 22-year-old boy, has just graduated from college. He’s got a diploma in Library Technician Program. Wishing to have some free time, he doesn’t want to work full time.

______ 84. Gillian Anderson.

Gillian graduated from the University of Manchester and got a Master’s Degree in Library Science five years ago. As soon as she left school, she worked in St. Bride Printing Library as a librarian. Now she is skilled in dealing with almost everything in the library system.

______ 85.Jerome Fingelhamm.

Jerome, aged 32, majored in computer science when he was at university. He has worked in a software company for six years and is an expert at both software and hardware. He got a driver’s license when he was eighteen years old.

Sales Executive

We are looking for intelligent sales staff for our ever-growing team. Applicants must have at least one year sales experience, knowledge of English language publications and media, good English and social skills.

B. Executive Assistant Vancouver

Island Regional Library (VIRL) has an opportunity for an executive assistant. A diploma in Business Administration or a secretarial program is needed. A minimum (最小值) of five years’ experience as an executive assistant to an executive director is required.

C. Reference Specialist

You’re responsible for providing support for reference services in the library system. The successful applicant must have a Master’s Degree in Library Science and a minimum of three years’ experience as a professional librarian.

D. Library Technician

We need a part-time library technician. Your position is responsible for library cataloging (編目錄), binding, ordering publications, assisting in legal research. Both technical and reference services are required. The successful applicant should have a Library Technician diploma (文憑).

E. Circulation Director(發行總監)

We are looking for a circulation director. The successful applicant must have good managing skills, including the ability to assign tasks to ensure the work of the circulation department is done to the highest standard. A sales experience of at least ten years is needed.

F. Computer & Network Assistant

This position is responsible for the activities related to the use of automated (自動化的) systems. Duties include installing (安裝), repairing and updating software and hardware. A driver’s license is necessary.

 

查看答案和解析>>

1.解析:,故選A。

2.解析:∵

故選B。

3.解析:由,得,此時,所以,,故選C。

4.解析:顯然,若共線,則共線;若共線,則,即,得,∴共線,∴共線是共線的充要條件,故選C。

5.解析:設公差為,由題意得,,解得,故選C。

6.解析:∵雙曲線的右焦點到一條漸近線的距離等于焦距的,∴,又∵,∴,∴,∴雙曲線的離心率是。故選B.

7.解析:∵為正實數,∴,∴;由均值不等式得恒成立,,故②不恒成立,又因為函數是增函數,∴,故恒成立的不等式是①③④。故選C.

8.解析:∵,∴在區間上恒成立,即在區間上恒成立,∴,故選D。

9.解析:∵

,此函數的最小值為,故選C。

10.解析:如圖,∵正三角形的邊長為,∴,∴,又∵,∴,故選D。

11.解析:∵在區間上是增函數且,∴其反函數在區間上是增函數,∴,故選A

12.解析:如圖,①當時,圓面被分成2塊,涂色方法有20種;②當時,圓面被分成3塊,涂色方法有60種;

③當時,圓面被分成4塊,涂色方法有120種,所以m的取值范圍是,故選A。

13.解析:做出表示的平面區域如圖,當直線經過點時,取得最大值5。

學科網(Zxxk.Com)14.解析:∵,∴時,,又時,滿足上式,因此,

學科網(Zxxk.Com)15.解析:設正四面體的棱長為,連,取的中點,連,∵的中點,∴,∴或其補角為所成角,∵,∴,∴,又∵,∴,∴所成角的余弦值為

學科網(Zxxk.Com)16.解析:∵,∴,∵點的準線與軸的交點,由向量的加法法則及拋物線的對稱性可知,點為拋物線上關于軸對稱的兩點且做出圖形如右圖,其中為點到準線的距離,四邊形為菱形,∴,∴,∴,∴,∴,∴向量的夾角為

17.(10分)解析:(Ⅰ)由正弦定理得,,…2分

,………4分

(Ⅱ)∵,∴,∴,………………………6分

又∵,∴,∴,………………………8分

。………………………10分

18.解析:(Ⅰ)∵,∴;……………………理3文4分

(Ⅱ)∵三科會考不合格的概率均為,∴學生甲不能拿到高中畢業證的概率;……………………理6文8分

(Ⅲ)∵每科得A,B的概率分別為,∴學生甲被評為三好學生的概率為。……………………12分

(理)∵。……………………9分

的分布列如下表:

0

1

2

3

的數學期望。……………………12分

19.(12分)解析:(Ⅰ)時,

    

得,   ………3分

 

 

+

0

0

+

遞增

極大值

遞減

極小值

遞增

      ………………………6分

(Ⅱ)在定義域上是增函數,

恒成立,即 

   ………………………9分

(當且僅當時,

               

 ………………………4分

學科網(Zxxk.Com)              

20.解析:(Ⅰ)∵,∴,∵底面,∴,∴平面,∴,又∵平面,∴,∴平面,∴。………………………4分

(Ⅱ)∵平面,∴,∴為二面角的平面角,………………………6分

,∴,又∵平面,∴,∴二面角的正切值的大小為。………………………8分

(Ⅲ)過點,交于點,∵平面,∴在平面內的射影,∴與平面所成的角,………………………10分

學科網(Zxxk.Com),∴,又∵,∴與平面所成的角相等,∴與平面所成角的正切值為。………………………12分

解法2:如圖建立空間直角坐標系,(Ⅰ)∵,,∴點的坐標分別是,∴,設,∵平面,∴,∴,取,∴,∴。………………………4分

(Ⅱ)設二面角的大小為,∵平面的法向量是,平面的法向量是,∴,∴,∴二面角的正切值的大小為。………………………8分

(Ⅲ)設與平面所成角的大小為,∵平面的法向量是,∴,∴,∴與平面所成角的正切值為。………………………12分

21.(Ⅰ) 解析:如圖,設右準線軸的交點為,過點


同步練習冊答案
毛片在线视频观看| 欧美日韩精品亚洲精品| 亚洲美女性囗交| 麻豆一区在线观看| 特黄特色免费视频| 6—12呦国产精品| 在线播放黄色av| 中国黄色录像片| 好吊一区二区三区视频| 国产伦一区二区| 久久综合久久鬼| 免费成人午夜视频| 成年人二级毛片| 久久人妻一区二区| 亚洲精品一区二区口爆| 日本中文字幕第一页| 爱爱爱爱免费视频| 免费网站在线观看视频| 国产wwwwxxxx| 99re久久精品国产| 四虎永久在线观看| 91黄色在线视频| 日本在线小视频| 免费看涩涩视频| www.99热这里只有精品| 日本精品在线免费观看| 91av在线免费| 国产无套精品一区二区三区| 国产又粗又黄视频| 欧美精品一二三四区| 91丝袜超薄交口足| 久草在在线视频| 777av视频| 国产精品h视频| 精品国产aaa| 朝桐光av一区二区三区| 秋霞午夜鲁丝一区二区| www.日韩在线观看| 国产精品免费无遮挡| 国产一区二区视频免费| 天堂网一区二区三区| 亚洲精品国产一区二区三区| 乱子伦视频在线看| 国产免费成人在线| 东北少妇不带套对白| 男女爱爱视频网站| 私库av在线播放| 影音先锋男人看片资源| 久久久久亚洲av无码a片| 久久久久麻豆v国产精华液好用吗| 污视频软件在线观看| 性一交一乱一伧国产女士spa| 国产美女久久久久久| 国产人与禽zoz0性伦| 操她视频在线观看| www.99re6| 国产免费久久久久| www.毛片com| 一级黄色片播放| 高清欧美精品xxxxx| 大伊香蕉精品视频在线| 国产资源在线视频| 北条麻妃在线视频| 一道本视频在线观看| jizzzz日本| 欧美日韩综合一区二区| 精品少妇一二三区| 日韩免费观看一区二区| 樱花视频在线免费观看| 欧美高清69hd| 国产ts变态重口人妖hd| 欧美一级淫片免费视频魅影视频| 国产综合无码一区二区色蜜蜜| 天天色棕合合合合合合合| 中文字幕一区二区三区人妻在线视频| 少妇极品熟妇人妻无码| 免费中文字幕av| 网爆门在线观看| 四虎影院一区二区| 国产av人人夜夜澡人人爽麻豆| 成人观看免费完整观看| 日韩av片免费观看| 久久久精品免费看| 一本色道久久综合无码人妻| 成人免费视频国产| 精品视频站长推荐| 黄色录像免费观看| 男人天堂a在线| 一区二区三区国产免费| 日本免费一二三区| 一区二区日韩视频| 香蕉视频911| 亚洲AV无码片久久精品| 草视频在线观看| 成年人视频观看| 最新免费av网址| www.com亚洲| 国产视频在线一区| 四虎永久在线精品免费网址| 69xxx免费视频| 国产视频123区| 欧洲美女和动交zoz0z| 精品一卡二卡三卡| jizz欧美激情18| 国产在线视频你懂的| 在线观看中文字幕码| 亚洲高清视频在线播放| 亚洲自拍偷拍一区二区 | 91麻豆天美传媒在线| 欧美性潮喷xxxxx免费视频看| 成年人在线观看视频免费| www.欧美激情.com| 国产精品久久欧美久久一区| 午夜福利视频一区二区| 一级二级黄色片| 亚洲熟妇无码一区二区三区导航| 手机在线免费毛片| 国产午夜无码视频在线观看| 精品人妻一区二区乱码| 一本色道久久88| 久草在在线视频| 日韩欧美a级片| 欧美一级免费片| 手机毛片在线观看| 免费在线观看毛片网站| 欧美一级视频免费观看| 曰本三级日本三级日本三级| 国产一区二区三区视频播放| 国产资源在线视频| 狠狠人妻久久久久久| 无码精品在线观看| 国产极品视频在线观看| 日韩中文字幕免费在线| 中文字幕在线播| zjzjzjzjzj亚洲女人| 欧产日产国产v| 毛片aaaaa| 日本精品久久久久久| 天天操天天干天天操天天干| 精品久久久久久无码国产| 四虎成人在线观看| 91视频啊啊啊| 91专区在线观看| 狠狠躁夜夜躁人人爽视频| 艳妇乳肉亭妇荡乳av| 欧美黑人经典片免费观看| 国产精品成人网站| 韩国av中国字幕| 国产成人一区二区三区别| 国产特黄大片aaaa毛片| 日本精品久久久久| 日韩欧美精品免费| 青青青国产在线 | 女人被狂躁c到高潮| 国产免费内射又粗又爽密桃视频| 国产精品6666| 日批视频免费看| 国产午夜大地久久| 一级一片免费看| 少妇精品无码一区二区免费视频| 十八禁视频网站在线观看| 日本 欧美 国产| 男女啪啪网站视频| 久久精品无码人妻| 免费日韩在线视频| 成人在线免费看视频| 黄色av一级片| 国产精品无码一区二区三区| 中国一级大黄大黄大色毛片| 黄色在线观看国产| 呦呦视频在线观看| 成人久久久久久久久| www.香蕉视频| 国产日韩第一页| 中文字幕黄色片| 国产精成人品免费观看| 精品无码av在线| 图片区偷拍区小说区| 午夜视频你懂的| 少妇av在线播放| 91av在线免费播放| 国产一区二区三区四区视频| 国内偷拍精品视频| 亚洲天堂免费av| 特级毛片在线免费观看| 中文字幕一区二区三区四区视频| 日本爱爱小视频| 中文字幕日本人妻久久久免费| 国产精品久久久视频| 综合网在线观看| 国产传媒免费在线观看| 久久免费激情视频| 丝袜 亚洲 另类 欧美 重口| av黄色在线播放| 9999在线观看| 国产又黄又粗又长| 日本人体一区二区| 亚洲国产精品二区| 色七七在线观看| 亚洲第一黄色片| aⅴ在线免费观看| 丝袜熟女一区二区三区| 亚洲成人av免费看| 新91视频在线观看| 日韩av片在线播放| 精品视频第一页| 中文字幕一区二区人妻| 亚洲熟妇无码另类久久久| 色屁屁草草影院ccyycom| 中文字幕第88页| 老鸭窝一区二区| 手机看片久久久| 日本二区三区视频| 国产后入清纯学生妹| 最新天堂中文在线| 小早川怜子久久精品中文字幕| 欧美一区免费看| 国产av熟女一区二区三区| 国产男女无遮挡猛进猛出| 无尽裸体动漫2d在线观看| 日本黄区免费视频观看| 国产在成人精品线拍偷自揄拍| 久久精品.com| 中文字幕第4页| 无码人妻丰满熟妇奶水区码| 在线播放一级片| 国产原创popny丨九色 | wwwav网站| 色网站在线视频| 成人免费av片| 依依成人在线视频| 高清一区在线观看| 无码人妻aⅴ一区二区三区69岛| 亚洲一二区视频| 激情五月婷婷久久| 天天天天天天天天操| 四川一级毛毛片| 日韩精品手机在线| 成人小视频在线看| 国产交换配乱淫视频免费| 91麻豆国产在线| 一区二区三区 日韩| 高h视频免费观看| 亚洲午夜精品在线观看| 国产高清中文字幕| 黄色三级视频在线| 视频国产一区二区| 四虎国产精品免费| 亚洲一区二区三区四区精品| 成年人深夜视频| 国产肥白大熟妇bbbb视频| 中文字幕日本人妻久久久免费 | 男人天堂1024| 女人十八毛片嫩草av| 国产v片在线观看| 国产成人无码精品| 黄色三级视频在线| 午夜写真片福利电影网| 国产精品第七页| 国产精品久久久久久免费| 国产精品成人aaaa在线| 国产又粗又大又爽的视频| 久久久久久国产精品无码| 天堂在线资源8| 五月天婷婷激情| 涩多多在线观看| 欧妇女乱妇女乱视频| 四季av中文字幕| 婷婷五月精品中文字幕| 国产精品久久综合青草亚洲AV| 久久精品国产亚洲av香蕉| 国产毛片视频网站| 色中文字幕在线观看| 日本黄视频在线观看| 在线视频 中文字幕| 黄色一级片免费在线观看| www.日本xxxx| 国产精品va无码一区二区| 精品国产视频一区二区三区| 亚洲一区二区三区综合| 性一交一黄一片| 91 中文字幕| 波多野结衣电车痴汉| 欧美日韩国产精品一区二区三区| 茄子视频成人免费观看| 成人黄色av片| xxxx.国产| 久久亚洲AV无码| 国产真人做爰毛片视频直播| 男人天堂成人网| 私库av在线播放| 中文天堂资源在线| 美女100%无挡| 亚洲精品久久一区二区三区777 | 六月丁香激情网| 免费看污污视频| 日韩人妻精品一区二区三区| 成熟的女同志hd| 亚洲ⅴ国产v天堂a无码二区| 日韩一级av毛片| 日韩无码精品一区二区| aaa黄色大片| xxxx黄色片| 香蕉视频免费在线看| 香蕉视频免费看| 精品人妻无码一区二区| 精品久久久免费视频| av网站免费播放| 夜夜狠狠擅视频| 国内精品久久久久久久久久| 亚洲欧美日韩三级| 日本一二三四区视频| 免费在线一级片| 日本美女久久久| 日本一区二区三区四区五区| 制服.丝袜.亚洲.中文.综合懂色| 久久高清无码视频| 天天操天天摸天天干| 日韩男人的天堂| 波多野结衣一本一道| 国产精品无码久久av| 一区二区三区日| 亚洲国产成人一区二区 | 狠狠躁夜夜躁av无码中文幕| 天堂网2014av| 永久看看免费大片| 爱爱的免费视频| 97人妻人人揉人人躁人人| 国产小视频你懂的| 丁香花五月激情| 欧美少妇一区二区三区| 午夜在线视频免费| 黄色一级片在线| 青青在线视频观看| 午夜精品一区二区三级视频| 91久久久久国产一区二区| www.超碰97.com| 在线天堂www在线国语对白| 国产无遮挡又黄又爽又色| 毛片在线视频播放| aa视频在线播放| 色婷婷成人在线| 日韩精品国产一区二区| 国产精品va无码一区二区三区| 国产精品羞羞答答在线| 亚洲欧美另类综合| 古装做爰无遮挡三级聊斋艳谭| 在线免费观看成年人视频| 国产伦精品一区二区三区视频女| 日韩人妻无码一区二区三区99| 中文字幕观看视频| 一级全黄裸体免费视频| 人妻av一区二区三区| 亚洲丝袜在线观看| 亚洲无码精品在线观看| 欧在线一二三四区| 免费在线观看av的网站| 青青国产在线视频| 国 产 黄 色 大 片| 成年人网站免费在线观看| 99鲁鲁精品一区二区三区| 国产成人无码精品久久久性色| av污在线观看| 国产女优在线播放| 欧美69精品久久久久久不卡| 泷泽萝拉在线播放| 欧美一级中文字幕| 亚洲在线观看网站| 黄色污污视频软件| 日本人妻一区二区三区| 丰满少妇xbxb毛片日本| 国产高清视频免费在线观看| 成人精品视频一区二区| 精品无码人妻一区二区三区品 | 久久成年人网站| 亚洲天堂2021av| 国产有码在线观看| 日韩一区二区a片免费观看| 国产精品成人久久电影| 99九九精品视频| 国内精品偷拍视频| a级黄色免费视频| 男人天堂1024| 伊人久久久久久久久久久久| 国产伦精品一区二区三区精品| 国产真人真事毛片视频| 天天影视综合色| 91中文字幕在线视频| 亚洲国产精品无码久久久久高潮| 拔插拔插海外华人免费| 亚洲精品午夜国产va久久成人| www.成人免费视频| 影音先锋男人资源在线观看| 在线观看免费视频高清游戏推荐| 中文字幕av第一页| 国产18无套直看片| 91高清国产视频| 国产高潮在线观看| youjizz.com亚洲| 国产污视频在线观看|