注意：此页面搜索的是所有试题
题目内容
（安徽理工大学-电气工程及其自动化）
I _____him the Christmas gift by mail because he came home during the Christmas holidays.
A、ought to have sent
B、couldn’t have sent
C、must have sent
D、needn’t have sent
A、ought to have sent
B、couldn’t have sent
C、must have sent
D、needn’t have sent
参考答案