摘要：While watching television , . A the door bell rang B the doorbell rings C we heard the doorbell ring D we heard the doorbell rings.
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While watching television,__________.
A.the doorbell rang B.the doorbell rings
C.we heard the doorbell ring D.we heard the door bell rings
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While watching television,__________.
A.the doorbell rang B.the doorbell rings
C.we heard the doorbell ring D.we heard the door bell rings
查看习题详情和答案>>
we
heard the door bell rings