Question

complete the sentences with must or mustn't should or shouldn't.
1)you ______leave your disk without protection
2)You___________ keep it in a paper jacket
3)You_________ bend your disk
4)You__________ be very careful when you hold the disk
5)You__________ keep the disk in very cold or very hot places

Answer 1

1. shouldn't
2. should
3. mustn't
4. must
5. mustn't