can, could and able to

Last week we ........swimming, this week we can't.

• could go

• can go

• were able to go

• will be able to

___ you hear the fireworks from your house last night?

• Can

• Could

• Are able to

• will be able to

I would like to ________ play the piano.

• could

• can

• be able to

• can´t

My grandfather ________ walk without any help last night.

• can

• was able to

• able to

• could

He_________ pass the exam if He studies hard.

• can

• could

• able to

• is able to

If you tell him your problem he might_______ help you.

• could

• can

• can´t

• be able to

After 6 hours climbing, we________reach the top of the mountain.

• could

• were able to

• can

• couldn´t

After 2 years in China, I_______speak quite fluently now.

• can

• could

• am able to

• able to

Can you read this for me? I______see without my glasses.

• couldn't

• could

• can

• can´t

I've never ________speak English as well as my brother.

• could

• can

• been able to

• able to