–How was your trip abroad?
–Great. The only pity is that I to buy some gifts for my friends.
A. forgot
B. forget
C. would forget
D. was forgetting
网友回答
(答案→)A. forgot
B. forget
C. would forget
D. was forgetting
解析：考察时态。根据句意可知他是在过去忘记了给朋友买礼物，所以使用过去时。结合句意可知A正确。句意：—你这次出国旅行怎么样？—很棒。唯一的遗憾就是忘记给我的朋友买礼物了。