摘要： several days later 几天之后
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The meat has been kept in the bag for several day without being frozen. It smells ________ now.
[ ]
A. worse
B. worst
C. bad
D. badly
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B. worst
C. bad
D. badly
After several day's hardworking, we have made ________ on the design．
- A.much improvement
- B.several improvements
- C.many improvement
- D.some improvement
After several day's hardworking, we have made ________ on the design．
[ ]
A．much improvement
B．several improvements
C．many improvement
D．some improvement