问题
听力题
We were swimming in the lake suddenly the storm started.
A．when
B．while
C．until
D．before
答案
A
考察固定句型。Be doing sth when…正在做某事在这时…结合句意可知A正确。句意：我们正在湖里游泳在这时突然开始下暴雨。
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We were swimming in the lake suddenly the storm started.
A．when
B．while
C．until
D．before
A
考察固定句型。Be doing sth when…正在做某事在这时…结合句意可知A正确。句意：我们正在湖里游泳在这时突然开始下暴雨。