But _____,if we ignore pollution, we will suffer a lot from it because there will be many environmental problems.
A.on the one hand |
B.on the other hand |
C.in one hand |
D.in the other hand |
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But _____,if we ignore pollution, we will suffer a lot from it because there will be many environmental problems.
A.on the one hand |
B.on the other hand |
C.in one hand |
D.in the other hand |