问题
选择题
--What a beautiful bike! How long have you _______it?
--My mother just______ it for me as my graduation gift yesterday. I like the colour, it’s so cool..
A．bought ,bought
B．had, bought
C．buy, send
D．had, sent
答案
答案：B
题目分析:：句意：多漂亮的自行车啊！你买了多久了。我妈妈昨天买给我做为毕业礼物的。我喜欢这个颜色，很酷。yesterday为一般过去时标志词，buy为瞬间动词，用于现在完成时需转换成延续性动词have,故选B.