摘要： I had just finished all my homework and was about to go to bed the phone rang. A. when B. until C. while D. before
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I had just finished all my homework and was about to go to bed ________ the phone rang．
- A.when
- B.until
- C.while
- D.before
I had just finished all my homework and was about to go to bed the phone rang.
A. when B. until C. while D. before
查看习题详情和答案>>I had just finished all my homework and was about to go to bed the phone rang.
| A．when | B．until | C．while | D．before |