Expressing ability

I went for a ten-mile run last Saturday. It nearly killed me! I ……… move on Sunday.

• can't

• couldn't

• wasn't able

• could

The police ……… find the man who had stolen my car. He was sent to prison

• couldn't

• was able to

• were able to

• weren't able to

A hundred years ago, many people ………… read or write.

• can't

• could

• couldn't

• can

After I had tried for a few hours, I ………… open the door and get out.

• was able to

• could

• can

• am able to

I looked everywhere for the book, but I ………… find it.

• could

• can

• couldn't

• was able to

I ………… come in because the door is locked

• can

• could

• can't

• couldn't

He was given a plot of desert land and he ………… to reclaim it.

• wasn't able

• was able

• could

• couldn't

I said "Hello" to my uncle, but he ………… hear me because he was listening to the radio.

• was able to

• couldn't

• could

• wasn't able to

Chlorophyll can trap energy from the sun. This means it ………… do that.

• is able to

• can't

• couldn't

• may

I ………… repair the car myself when it broke down yesterday.

• could

• was able to

• can't

• can