状语从句考点
◆典型陷阱题分析◆
1. “May I go and play with Dick this afternoon, Mum?” “No, you can’t go out _______ your work is being done.”
A. before B. until
C. as D. the moment
【陷阱】容易误选B,误认为这是考查 not…until…结构。
【分析】最佳答案选 C。句中的 your work is being done 表明“你正在做作业”,选 as 表原因。