问题
选择题
| — Why on earth didn't you answer the phone? — I'm terribly sorry, but the doorbell ____, too. |
A. is ringing B. rang C. was ringing D. was about to ring |
答案
答案：C
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| — Why on earth didn't you answer the phone? — I'm terribly sorry, but the doorbell ____, too. |
A. is ringing B. rang C. was ringing D. was about to ring |
答案：C