Unit 2 The Olympic Games reading课时作业

Ⅰ.单项填空

1．I trained heavily in the south，_________ serious flooding in several provinces.

A．caused B．having caused

C．causing D．to cause

答案　C

解析　句意为：南方天降大雨，导致许多省份出现了严重的水灾。动词的现在分词形式在句中作结果状语，强调主句动作发生后所导致的结果。Having caused体现的动作先于主句动作发生；to cause说明该动作发生在将来，与事实不符；serious和several这两个形容词都说明结果已经出现。故选项C正确。

2．Varieties of programmes in the TV station _________many different types of interests and tastes among the public.

A．cater to B．appeal to

C．apply to D．adjust to

答案　A

解析　考查动词短语辨析。句意为：电视台安排了各种节目来满足公众很多不同类型的兴趣和爱好。Cater to满足需要或要求；appeal to吸引；apply to运用于，适用于；adjust to使适合于，调整以适用。

3．I don't doubt _________he took the first place in his class，but I do doubt ______he will succeed in the end.

A．if；that B．but that；which

C．whether；whether D．that；whether

答案　D

4．It is known to all that _________you exercise regularly，you won't keep good health.

A．unless B．whenever

C．although D．if

答案　A

解析　根据句意，前一句应该是后一句内容产生的条件，A、D两项均表条件，但如果选D，与常识不符，故选择A。

5．______more lives than any other disease，hunger has become the number one global health risk.

A．Having been claimed B．Claimed