Change into question form and negative form cause my answer is Does human activity cause floods? Second in negative form, Human activity does not cause floods.

3 Answers

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1. Does human actiity causes floods?

2. The human activity doesn't causes floods.

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1. Does human activity cause floods?  

2. The human activity does not cause floods. 

(The verb is without -s )

 

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Always speak the truth.(Negative)

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