问题
选择题
— Your bike is very beautiful. How long ____you _____it? — Just two weeks.
A. have; bought B. did; buy C. have; had
答案
C
题目分析：句意：---你的自行车真漂亮，买了多长时间了？才两周。buy是短暂性动词, 不能与how long连用，应该用延续性动词have，故选C。
考点: 考查动词时态的用法。
