题目

There was an old man wandering about the corner  _____ waiting for someone. A.even though  B. even if  C. as if    D. in case 答案：C 解析: 本题考查连词短语的含义。句意为：角落里有一位老人在徘徊，好像在等着某个人似的。as if 后面省略了he was.

查看本题答案和解析