Question

.---I’m going to the States for further study. ---How long ____ you ___there? A．had , stayed.

.---I’m going to the States for further study. ---How long ____ you ___there? A．had , stayed B．did, stay C．have, stayed D．are, staying

Answer 1

D

考查时态。“我要去美国继续深造了。”“你要在那里待多长时间？”A表示过去完成；B表示过去；C表示完成；D表示将来和进行。根据am going to可知，应该是将来的事情。故选D。