27.Your trousers____ dirty.You must have____ washed.
A.is;il B.are;it C.are;them D.is;them
key: C 有人戲說褲子兩條腿,所以是復數.有道理
26. The police ____ the murderer everywhere when he suddenly appeared
in a theatre.
A. is searching for B. were searching for
C. are searching for D. were searching
key: B 是警方的人,不是一個單位;search 為搜(身);search for=look for
25."All____ present and all____ going on well," our monitor said.
A.is;is B.are;are C.are;is D.is;are
key: A 第一個all 指所有人;第二個all是情況
24.Many a man ____ come to help us.
A.have B.has C.is D.are
key: B 這個把它背下來
23.Theis is one of the most interesting questions that ____ asked.
A.have B.has C. have been D.has been
key: C
22.He is the only one of the students who ____ elected.
A. are B.have C.has D.is
key: D 比較: He is one of the students who are elected.
21.The United States of America ____one of the most developed
countries in the world.
A.is B.are C.was D.were
key: A 主語是一個國家
20. The Olympic Games ____ held every ____ years.
A.is;four B.are;four C.is;five D.are;five
key: B
19. A chemical works____ built there.
A. is to being B.have been C. were to D.has been
key: D works 工廠
18. Chairman Mao' s works ____ published.
A. has been B.have been C.was D.is
key: B works 著作,作品 毛主席選集已經出版了,當然是復數了.
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