Question:

Don’t waste my time ___________ about your salary. (complaining/ to complain)

Acomplaining

Bto complain

Ccomplained

Dcomplains

Answer:

A. complaining


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Do you mind _____ me your pen to sign this document ?

He admitted ________ the money. Choose the correct answer.

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Avoid _____ silly mistakes.

_____ in English is difficult.