Don’t always play tricks ______ your classmates.

Good to see you again. It’s almost threeyears _______ we met last time.

Why didn’t you answer my phone at 10 am? —I for my decayed tooth in the clinic

We’ve had a good start, but next, more work needs ________ to achieve the final success.[ ]

It’s really noisy outside I would appreciate ____ if you raise yourvoice in order to make yourself _______ in the back