_______ good for our health. A. Do exerc...

_______ good for our health.

A. Do exercise is B. Doing exercise is C. Do exercises are D. Doing exercises are

B 【解析】试题分析：句意：做锻炼有利于我们的健康。do exercise做锻炼，exercise当锻炼时，是不可数名词，没有复数形式。be good for对……有好处；利于。此处作主语，故用动名词短语，动名词短语做主语，谓语用单数形式。故选B。考点：考查主谓一致的用法。

考点分析：

相关试题推荐

Chinese New Year usually comes January or February.

A. at B. in C. on D. by

查看答案

I can meet him 　　 the morning 　　 October 2nd.

A. on; in B. in; of C. on; of D. in; in

查看答案

---______ does she dance every day?

---For two hours.

A. How many B. How long C. How soon D. How often

查看答案

The Chinese enjoy _________ fireworks when some good things happen (发生) in their families.

A. set off B. letting off C. set up D. setting up

查看答案

--What are you going to buy?

--Some _________. Tomorrow is Halloween.

A. rice dumplings B. moon cakes C. chocolate D. pumpkins

查看答案

试题属性