Question

C. Complete with must/have to, mustn't or don't have to. 1. We- pay an entrance fee. The computerfair isn't free.2. I'll tell you a secret, but youtell anyoneOK?3. Don't leave your rubbish on the beach. We- keep it clean.4. Youtake the dog for a walk now. I'll doit later.5. Don't throw popcorn in the water! The sign saysthat wefeed the fish!​

Answer 1

C. Complete with must/have to, mustn't or don't have to.

1. We don't have to pay an entrance fee. The computer fair isn't free.

2. I'll tell you a secret, but you mustn't tell anyone, OK?

3. Don't leave your rubbish on the beach. We must keep it clean.

4. You don't have to take the dog for a walk now. I'll do it later.

5. Don't throw popcorn in the water! The sign says that we mustn't feed the fish!​

Answer 2

1. We have to pay an entrance fee. The computer fair isn't free.
2. I'll tell you a secret, but you mustn't tell anyone, OK?
3. Don't leave your rubbish on the beach. We must keep it clean.
4. You don't have to take the dog for a walk now. I'll do it later.
5. Don't throw popcorn in the water! The sign says that we mustn't feed the fish!