By the time I left the school, the professor ______ that class for two years.A、h

游客2024-07-18  10

问题 By the time I left the school, the professor ______ that class for two years.

选项 A、has taught
B、had taught
C、will have taught
D、will teach

答案 B

解析 本题考查过去完成时的用法。by the time若后接的从句是一般过去时,则主句用过去完成时;若后接的从句表示将来的时间,则主句用将来完成时。根据此原则,“毕业”是过去发生的事情,因此选项B为正确答案。
转载请注明原文地址:https://tihaiku.com/zcyy/3682800.html
最新回复(0)