While watching television,__________. A. the doorbell rang B. the doorbell rings C. we heard the do...
2023-02-12 12:26:17 161次 河南省洛阳八中09-10学年高二下学期5月段考 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
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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