题目内容

After Yang Liwei succeeded in circling the earth, _____ our astronauts desire to do is walk in space.  [上海2004]

A. where     B. what

C. that       D. how

 

B

考查主语从句。从句中动词do缺少宾语,故选what,what引导的从句在句中作主语。

 

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网