问题
选择题
He must have lived here for 10 years, ____ he?
A.mustn't
B.haven't
C.didn't
D.hasn't
答案
答案:D
当陈述部分是must\may have done sth.时,如果有表示过去的时间状语,就用过去时来反问;如果没有表示过去的时间状语,就用现在完成时来反问.
He must have lived here for 10 years, ____ he?
A.mustn't
B.haven't
C.didn't
D.hasn't
答案:D
当陈述部分是must\may have done sth.时,如果有表示过去的时间状语,就用过去时来反问;如果没有表示过去的时间状语,就用现在完成时来反问.