题目内容
While watching TV, ____.![]()
| A.the doorbell rang | B.the doorbell rings |
| C.we heard the doorbell ring | D.we heard the doorbell rings |
C
解析
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题目内容
While watching TV, ____.![]()
| A.the doorbell rang | B.the doorbell rings |
| C.we heard the doorbell ring | D.we heard the doorbell rings |
C
解析