They had their hearing       by the loud noise of machines.

Some students have trouble _______grammar while others have difficulty      —___ new words.

--- Oh, it’s you! I ______ you. --- I’ve just had my hair cut and I’m wearing new glasses.

Hearing what the man has done, they insist that such behavior should not be _____ whatever he says.

We had a picnic last term and it was full of fun, so let's have________one this month.