Question

【题目】—Writing stories________what I enjoy most．

—That’s why you are good at________．

A．is；writing

B．are；writing

C．are；to write

D．is；to write

Answer 1

【答案】A

【解析】主语是writing stories，动名词短语作主语时，谓语动词要用第三人称单数形式，先排除B和C；be good at后要用动名词，故答案为A。