有关连词before的陷阱题分析

请看下面这道题，你能选对吗？

The fire went on for quite some time _______ it was brought under control.

A. when                        B. since

C. after                          D. before

【陷阱】几个干扰项均有可能误选。

【分析】最佳答案选 D。before 意为“在……之前”，句意是“大火在得到控制之前燃烧了相当一段时间”。类似地，以下两题也选 before(www.nmet168.com)：

(1) He made a mistake, but then he corrected the situation _______ it got worse.

A. until                         B. when

C. before                      D. as

(2) Someone called me up in the middle of the night, but they hung up ________ I could answer the phone.

A. as                            B. since

C. until                         D. before

(3) She is getting better by degrees, but it will be some time _____ she is completely well.

A. that                          B. since

C. when                        D. before

(4) They sat down opposite each other, but it was some moments ______ they spoke.

A. after                         B. before

C. since                        D. when