They stopped and out to play when they the bell ring or rest. A. working; went; heard B. work; to go; hear C. working; go; hearing D. working; going; heard 查看更多

 

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 They stopped _____ and _____ out to play when they _____ the bell ring or rest.

A. working; went; heard                 B. work; to go;

C. working; go; hearing                  D. working; going; heard

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