Question

When the little girl stood in the front of the classroom, her face __ red.

A. turns
B.turned
C. turn

Answer 1

【答案】：B
本题考查主从句时态一致。when引导的时间状语从句是一般过去时，若主句动词是短暂性动词，那么该动词也要用一般过去时。