_____has she been your English teacher?Since she ______ to China._英语解答

_____has she been your English teacher?Since she ______ to China.
A How long ...comes
B When...comes
C When...has come
D How long...came

人气：380 ℃　时间：2019-09-20 05:56:35

解答

D since 引导的从句常常用一般过去时,主句常常用现在完成时.