modals in the past

It was my mum's birthday last Sunday, so I .......... buy her a present.

• didn't have to

• had to

• could

Both my friends invited me to their parties on the same day, so I...... make a choice where to go.

• could

• must

• had to

I didn't learn for the test, but somehow I .... to pass!

• was able to

• had to

• must

We ..... phone for help because our mobile wasn't working.

• had to

• couldn't

• was able to

I ..... to go to school yesterday because it was Sunday.

• could

• didn't have to

• had to

I ... walk when I was a year old.

• can

• were able to

• was able to

As soon as Net walked into the room, he .... smell gas.

• could

• had to

• were able to

Sorry, I'm late. I ... to clean my room before leaving home...

• have to

• was able to

• had to

She ... borrow any money, because he got some out the cash dispenser.

• had to

• couldn't

• didn't have to

The helicopter crashed, but fortunately, all the passengers ..... to save their lives.

• had to

• were able to

• couldn't