modal verbs

There are plenty of tomatoes in the fridge. You buy ........ any.

• mustn't

• shouldn't

• needn't

• may not

It's a hospital. You .......... smoke.

• mustn't

• needn't

• don't have to

• may not

He had been working for more than 11 hours. He .............

be tired after such hard work.

• must

• need

• had better

• mustn't

He .......... prefer to get some rest.

• may

• should

• must

• had better

I ............... speak Arabic fluently when I was a child and we lived in Morocco. But after we moved back to Canada, I had very little exposure to the language and forgot almost everything I knew as a child.

• could

• might

• can

• must

Now, I .......... just say a few things in the language.

• may

• can

• must

• need

The teacher said we .............. read this book for our own pleasure as it is optional.

• can

• needn't

• must

• should

But we ............. read it if we don't want to.

• could

• need

• needn't

• mustn't

......... you stand on your head for more than a minute? No, I ........... .

• may, may not

• need, needn't

• must, mustn't

• can, can't

If you want to learn to speak English fluently, you ............

to work hard.

• could

• need

• needn't

• mustn't