问题补充:
We were about to go out for a walk it began to rain.
A. while
B. before
C. as
D. when
答案:
A. while
B. before
C. as
(答案→)D. when
解析:考查固定结构。Be about to do…when…,正要做某事,这时……。句意:我们正要去散步这时下起雨来。选D。
时间:2019-10-09 13:04:42
We were about to go out for a walk it began to rain.
A. while
B. before
C. as
D. when
A. while
B. before
C. as
(答案→)D. when
解析:考查固定结构。Be about to do…when…,正要做某事,这时……。句意:我们正要去散步这时下起雨来。选D。