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【单选题】
David’s mother insisted that he ____before ten every night.A.
must go to bed
B.
goes to bed
C.
go to bed
D.
has gone to bed
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【简答题】试解读如下程序并说明其功能。 RL A MOV R0,A RL A ADD A,R0
【单选题】What is the worst problem in a meeting?
A.
There is no 'going forward' plan.
B.
There is no one in charge.
C.
There are too many attendees.
D.
There are too many rules.
【单选题】According to the article, what is the worst problem facing people living in cities?
A.
Crime.
B.
Finding somewhere to live.
C.
Social isolation.
D.
Drags and alcoholism.
【单选题】According to the news story, what is the worst damage that object falling in the sky could have caused?
A.
The destruction of a house.
B.
The destruction of cities.
C.
The destruction of species of animals.
D.
The destruction of expensive satellites.
【单选题】According to the article， what is the wOrst problem facing people living in cities? 查看材料
A.
Crime．
B.
Finding somewhere to live．
C.
Social isolation．
D.
Drugs and alcoholism．
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