题目内容

Our teacher don’t allow us _________ late.

A. to arrive B. arrive C. arriving D. arrived

A 【解析】句意:我们的老师不允许我们迟到。根据allow sb to do sth允许某人做某事;不定式做宾补;故选A
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三、完形填空(共10分,每小题1分)

Do you know Mars? We are always__________, “Is there life on Mars?” We all know that it is difficult for people on the Earth to live on Mars because we need water and oxygen to

_____________, but there is little oxygen on Mars.

Living on Mars seems like living on a very high mountain. There is very thin__________. It might be 20 degrees above zero at noon and 60 degrees below zero__________.

A lot of people think there may be plants on Mars. We know that Mars has carbon. This is a kind of material__________in all plants and animals on the Earth. Through a telescope (望远镜), Mars looks red. In some places, it seems grey. At times the grey colour turns grey-

green, then brown, and then grey again. The grey-green colour may be a kind of ___. Life changes colour _________the seasons. At first scientists thought the red planet was as ________ as the Moon with dust storms blowing over the large sandy deserts. But Mars seems not as

______________as we once believed it to be. According to an analysis (分析) on the recent Mars

pictures, NASA (美国航空航天局)announced in September 28, 2015 that there is__on Mars. If that’s true, there will be hope of finding life on Mars.

1.A. talking B. wondering C. knowing D. telling

2.A. drink B. eat C. live D. breathe

3.A. air B. earth C. oxygen D. gas

4.A. at night B. in the daytime C. in the morning D. in the afternoon

5.A. seen B. heard C. called D. found

6.A. animal B. plant C. earth D. people

7.A. for B. by C. along D. with

8.A. lifeless B. hopeless C. cool D. hard

9.A. cold B. hot C. dry D. wet

10.A. water B. ice C. plants D. life

1.B 2.C 3.A 4.A 5.D 6.B 7.D 8.A 9.C 10.A 【解析】本文叙述了人们一直想知道火星上到底有生命吗?因为火星上可能有植物,但是地球上的人们去火星上不能生存,因为火星上没有人需要的水和氧。火星上的昼夜温差大。 1.考查动词及语境的理解。A. talking交谈;B. wondering 纳闷; C. ...

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