can or could

Tom is a clever boy and he __________ solve any problem very easily.

• can

• can't

• could

• couldn't

Andrew __________ phone you yesterday because he's very busy

• can

• can't

• couldn't

• could

She __________ do difficult exercises when she was young.

• couldn't

• can't

I __________ write this report right now.

• can

• could

Bill __________ play chess quite well now.

• can

• could

They talked quite loudly. I __________ hear everything they said.

• can't

• couldn't

• can

• could

I __________ run five kilometers much quicker now.

• can

• could

I was short of money last week. I __________ buy that phone.

• can

• can't

• could

• couldn't

When my father was a schoolboy, he was a good runner. He __________ run very fast.

• can

• can't

• could

• couldn't

Max is in a hurry. He __________ wait for us.

• can

• can't

• could

• couldn't