Modal verb How to use can / can't / must and mustn't

I'm very tried today. I ________ clean my room.

• can

• can't

• must

• mustn't

It's raining heavily. You ____ take your umbrella.

A cat ___ get on a surf board, but a dog ______.

• can / can't

• can't / can

• must / mustn't

• mustn't / must

We _______ pick the flowers in the park.

Somphong is very short. He ______ play basketball very well.

• must

• mustn't

• can

• can't

We _____ go to the bank today. We haven't got any money.

• can

• can't

• must

• mustn't

We are very hungry, so we ___ eat a lot of sandwiches.

Tourists ____ take their passports when they go abroad.

• can

• must

• can't

• mustn't

Footballers _____ touch the ball with their hands.

• must

• can

• mustn't

• can't

He is a small baby. He ____ eat meat, but he _____ drink milk.

• can / can't

• can't / can't

• can / can

• can't / can