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Our physics teacher told us the light ________ faster than sound．
[　　]
A．	travel
B．	travelled
C．	travels
D．	to travel

答案：C
解析：

　　“光比聲音傳播快”是客觀真理，用一般現在時。

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閱讀理解。

　　Round eyes,round head,round ears,round body!What is this lovely little animal?

He looks like a bear．But he is not a bear．He's a koala．

　　People in Australia love koalas and take care of them．They have set up places for them to live in safely．No one can kill them for their pretty fur(毛皮)．When a koala is born,he has no fur．And he is not as big as your little toe(腳趾)!The mother koala has a pocket in the front of her body．The baby goes into this warm pocket．There he stays for six months．

　　The koala could not lire without a special kind of tree．The tree gives him both his home and his food．For most of the day the koala sleeps in the tree．

At night the koala looks for food．He may go miles to find it．He likes only the bark(樹皮)and the leaves of the tree．He eats nothing else．And he eats more than two pounds each night!

　　How lovely the koalas really are!

(1)

People in Australia ________．
[　　]
A．	keep koalas in their homes
B．	put koalas in the tree
C．	set up places for koalas to live in safely
D．	raise baby koalas in their pockets

(2)

After he is born,the baby koala lives in his mother's pocket ________．
[　　]
A．	for sis days
B．	for six months
C．	for a night
D．	all his lire

(3)

What does the mother koala usually do when her baby is born?
[　　]
A．	She takes him in her pocket．
B．	She keeps him on her back．
C．	She makes him cry．
D．	She beats him．

(4)

Koalas cannot live without a special kind of tree because ________．
[　　]
A．	they have to keep cool under the tree
B．	they eat the fruit on the tree
C．	they stay in the tree all the time
D．	they live in the tree and get food from it

(5)

What is the text mainly about?
[　　]
A．	How people in Australia protect koalas．
B．	Lovely koalas in Australia．
C．	Koalas cannot live without a special kind of tree．
D．	The way mother koalas take care of their babies．