52单词网 > 高中英语 > 高中英语题库 > Tom was about to close the windows his attention was caught by a bird. A. when B

Tom was about to close the windows his attention was caught by a bird. A. when B

来源:网络 时间:
Tom was about to close the windows his attention was caught by a bird. A. when B

Tom was about to close the windows _____his attention was caught by a bird.

A. when       B. if          C. and        D. till

试题答案

A

解析: