摘要：We were swimming in the lake suddenly the storm started. A.while B.when C.until D.before
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We were swimming in the lake________suddenly the storm started.
A.when B.while C.until D.before
查看习题详情和答案>>We were swimming in the lake _____ suddenly the storm started.
A．when B．while C．until D．before
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We were swimming in the lake _____ suddenly the storm started.
A．when B．while C．until D．before
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We were swimming in the lake _____ suddenly the storm started.
|
A．when |
B．while |
C．until |
D．before |
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