问题
选择题
– Did Alan enjoy seeing his old friend yesterday?
-- Yes, he did. He ______ his old friend for a long time.
A．didn’t see
B．hadn’t seen
C．hasn’t seen
D．wouldn’t see
答案
答案：B
这题考查时态，句意是：Alan昨天喜欢看见老朋友吗？--是，他很长时间没看见老朋友了。因为没看见老朋友是在昨天之前，所以用过去完成时。选B。