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Anonymous Posted 6 years ago
Grammar

Block out noise


Is it mandatory to put the word out?


Close the door to block (out) the noise.

Can I use keep out?

thanks

  

Top answer

anonymous Is it mandatory to put the word out? Close the door to block (out) the noise. It is not mandatory but it would be commonly used.

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1 Answers
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anonymousIs it mandatory to put the word out?
Close the door to block (out) the noise.

It is not mandatory but it would be commonly used.

anonymousCan I use keep out?

Yes.