摘要：25．If a computer crashes, you will lose the file you on unless you save it regularly. A．are working B．work C．will work D．worked
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If a computer crashes,you will lose the file you _____ on unless you save it regularly.? A.are working B.work?
C.will work D.worked?
查看习题详情和答案>>If a computer crashes, you will lose the file you ______ on unless you save it regularly.
A. are working B. work C. will work D. worked
查看习题详情和答案>>If a computer crashes, you will lose the file you ________ on unless you save it regularly．
- A.are working
- B.work
- C.worked
- D.will work