(·马鞍山模拟)It was not until midnightthey reached the camp site.A. that B. when C. whileD

问题补充：

(·马鞍山模拟)It was not until midnightthey reached the camp site.

A. that

B. when

C. while

D. as

答案：

(答案→)A. that

B. when

C. while

D. as

解析：选A。考查强调句型。句意: 直到半夜他们才到达宿营地。强调not until midnight, 强调句型为: It is/was +被强调部分+that+剩余的部分。故选A项。