超星 - 6.3 - 查题吧

单选题

Tea ________as a medicine many years ago.

A.is regarded
B.was regarded
C.has regarded
D.regards

单选题

She was still ________ when I reached the hospital.

A.alive
B.lively
C.lived
D.living

单选题

I'll go to school on foot because my bicycle________．

A.is repaired
B.has been repaired
C.will repair
D.is being repaired

单选题

Who ________ your class?

A.takes charge of
B.takes charge in
C.is charged of
D.in charge of

单选题

Your composition needs________．

A.be checked
B.to be checked
C.to check
D.to checked

单选题

These kinds of shoes________ well.

A.was sold
B.selling
C.were sold
D.sold

单选题

The boss told the workers that the work ________ by six o’clock.

A.should be finished
B.was finished
C.be finished
D.may be finished

单选题

She dislikes________looked at.

A.to be
B.being
C.be
D.of being

单选题

在温带森林食物网中，有“果实→鼠→鼬→狼”食物链,为避免鼠灾,应采

A. 最好措施是:()
B. 人工围捕
C. 对生产者进行保护而建立正常的能量流动
D. 对次级消费者进行适当保护而建立正常的生态平衡
E. 对三级消费者进行适当保护而建立正常的生态金字塔

单选题

岩体中发育统一的地下河系，通常指示岩溶水系统发育的（）阶段

A. 最后阶段
B. 最初阶段
C. 发展阶段
D. 岩溶水系统袭夺阶段

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