While watching television , . A the door bell rang B the doorbell rings C we heard the doorbell ring D we heard the doorbell rings. 查看更多

 

题目列表(包括答案和解析)

 

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

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 While watching television,__________.

A. the doorbell rang             B. the doorbell rings

C. we heard the doorbell ring     we heard the door bell rings

 

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 While watching television, ___________________.

A. the doorbell rang                    B. the door bell rings

C. we heard the doorbell ring             D. we heard the door bell rings

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