问题补充:
---Excuse me,but I want to ride your bike to go to the bookshop.
---You have my bike if you don take care of it.
A. shan’t
B. might not
C. needn’t
D. shouln’t
答案:
(答案→)A. shan’t
B. might not
C. needn’t
D. shouln’t
解析:情态动词shall用在第二或第三人称单数中表示:允诺,警告等。