摘要： When people cut down big trees, new trees should be planted. , they will have no trees to cut down in the future. A. If not B. If so C. If no so D. If don’t
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When people cut down big trees, new trees should be planted．________, they will have no trees to cut down in the future．
- A.If not
- B.If so
- C.If no so
- D.If don't
When people cut down big trees, new trees should be planted． _______ they will have no trees to cut down in the future．
A． If not B． If so C． If no so D． If don’t
查看习题详情和答案>>When people cut down big trees, new trees should be planted．________, they will have no trees to cut down in the future．
[ ]
A．
If not
B．
If so
C．
If no so
D．
If don't