单选题
She ______ some English before she ______ to our school.
A、
learned; came
B、
had learned; came
C、
had learned; had came
【正确答案】
B
【答案解析】
before引导一个时间状语从句。如果从句用一般现在时，主句则用现在完成时；从句用一般过去时，主句则用过去完成时。因此本题时态搭配正确的是[B] 项。
提交答案
关闭