Question

【题目】The number of people who _____ exposed to second-hand smoking in public places _____ up to 740 million in China．

A．is; is B．are; are

C．are; is D．is; are

Answer 1

【答案】C

【解析】本题考查的主谓一致。第一个空是定语从句的谓语动词，当关系词在从句中做主语时从句的谓语动词与先行词一致；这儿先行词是people，为复数；第二个空是the number of people的谓语动词，用单数。故选C。