Doingyourhomeworkisasurewaytoimproveyourtestscores,andt...
来源：语文精选馆 1.35W
问题详情：
Doing your homework is a sure way to improve your test scores, and this is especially true ____ it comes to classroom tests.
A. before B. since C. when D. after
【回答】
C知识点：状语从句
题型：选择题
