In no condition ________________ to go against nature．

1. A.
   we are allowed
2. B.
   we can allow
3. C.
   are we allowed
4. D.
   can we allow

In no condition _ ________ to go against nature.

A. we are allowed   B. we can allow   C. are we allowed   D. can we allow

We can’t go against nature and should try our best to keep the b___________ of nature.

Unless you go ________ nature, you are sure to be punished by nature.

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