As there was a power failure in the hospital, the doctor had to （）operation.
- A、call for
- B、call off
- C、call on
- D、cal lout
正确答案:B
答案解析:有
微信扫一扫手机做题
多做题，通过考试没问题！
专升本英语
专升本英语
As there was a power failure in the hospital, the doctor had to （）operation.
微信扫一扫手机做题