2018--2019学年人教版选修八Unit 2 Cloning Grammar课时作业 (2)
2018--2019学年人教版选修八Unit 2 Cloning Grammar课时作业 (2)第1页

第一节:单项填空(共15小题;每小题1分,满分15分)

  从每题所给的A、B、C、D四个选项中,选出可以填入空白处的最佳选项。

  1.-The strong wind has a bad ______ our newly planted young trees.

  -What's more, it ______ many people riding bikes on the road.

  A.effect on; affects      B.affect on; effects

  C.effect in; affects D.affect in; effects

  解析:选A 句意:"强烈的风对我们新种的小树有坏的影响。""而且,它也影响了许多路边骑自行车的人。"have a bad effect on对......有坏的影响;affect动词"影响"。

  2.Bring the flowers into a warm room ________ they'll soon open.

  A.or B.and

  C.but D.for

  解析:选B 句意:把花儿拿到一个温暖的房间里,那么它们很快就会开放。空格前为祈使句表条件,而且根据句意可知前后为顺承关系,故用连词and。

  3.The candidate waved his hands to ________ the cheers of the crowd.

  A.greet B.acknowledge

  C.welcome D.congratulate

  解析:选B 句意:候选人挥手对大众的欢呼表示感谢。acknowledge此处意为"就......表示感谢"。greet"和(某人)打招呼"; welcome"欢迎";congratulate"祝贺"。

  4.The movie makes us feel content ________ our life because we feel there is someone else ________ than ourselves.

  A.with; worse off B.about; better off

  C.about; worse off D.with; better off

  解析:选A 句意:那部电影使我们对生活感到满足,因为我们知道还有其他人的生活不如我们。be content with"对......满足"; worse off"更穷,更不愉快,更差",故A项正确。

  5.When you hear a fire alarm, don't rush ________, you should keep calm.

  A.in surprise B.in need

C.in brief D.in alarm