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【判断题】
臭氧是温室气体中在大气中存活时间最长、存量最大的气体。( )A.
正确
B.
错误
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举一反三
【单选题】If you have a toothache, you should ______.
A.
go to see a nurse
B.
go to see a dentist
C.
lie down and rest
【单选题】.---- It is high time I _______ to school.I have to go now ---- See you! ---- See you!
A.
had gone
B.
went
C.
would go
D.
should have gone
【单选题】We need a place where young folk can let their hair down and enjoy themselves. The underlined part means ______.
A.
chat
B.
relax
C.
massage
D.
party
【简答题】We need to put the books back in their ________place.
【单选题】Perhaps we need to clear away these books to make ______ for our new students.
A.
place
B.
area
C.
space
D.
room
【单选题】You ______ the new foreign teacher if you had been here yesterday．
A.
must have see
B.
would have seen
C.
should see
D.
had seen
【单选题】There’s too much noise here. I think we need a place to study.
A.
cleaner
B.
noisier
C.
smaller
D.
quieter
【单选题】T he lowering clouds_________ a storm.
A.
symbolize
B.
presage
C.
anticipate
D.
predict
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