- 高二英语选择题gladtoseeyouback,howlong_
- glad to see you back,how long ____ in america
a did you stay
b have you stay
c were you staying
d would you stay
为什么选择a
- 只是对一般过去时的提问
你肯定选B了吧? 不选B的理由就是前面那句话glad to see you back,可以知道那人现在已经回来了,如果那人现在还在美国的话,就选B,问他已经在美国呆了多长时间