Unit 8 Grammar

I went to the concert, but I ____ see anything.

• couldn't

• shouldn't

• must

• ought to

If you forgot his birthday, you _____ call and say sorry.

• shouldn't

• must

• ought to

• might

That ____ be Pete over there. He's the only person who wears a hat like that.

• ought to

• must

• mustn't

• was able to

It was difficult to get tickets, but in the end I ____ buy one online.

• might

• could

• must

• was able to

I ____ be late this evening. If I am, I'll send you a text.

• couldn't

• might

• must

• ought to

You ___ still be thirsty. You've had three bottles of water already.

• must

• ought to

• can't

• couldn't

You ___ hang out with them if they're unkind to you.

• shouldn't

• couldn't

• ought to

• must

Don't worry ---- you ____have a visa to enter the country.

• don't have to

• mustn't

You ____ eat or drink in the classroom.

• don't have to

• mustn't

I use your phone for a moment?

• Can

• Need