Question

【题目】––Do you mind if I go out this evening?

––I don’t mind what you do ________ you let me know ahead of time.

A. ever since B. in case C. as long as D. even though

Answer 1

【答案】C

【解析】考查状语从句。A. ever since从那时到现在；B. in case万一；C. as long as只要；D. even though即使。句意：——你介意我今天晚上出去吗？——只要你提前让我知道，我不在乎你做什么。此处是as long as引导的条件状语从句，故选C。