can you tell me when__ for Shanghai?如何选择 A :to leave B:are you leaving

问题描述:

can you tell me when__ for Shanghai?如何选择 A :to leave B:are you leaving

答案:A
疑问词 + 不定式 在这里作tell的宾语,如果答案选择B话,要用陈述语序,即:when you are leaving才对.