The key answer of exercise 1 (5.4)
The key to exercise solutions in chapter Grammar time 5 for the textbook Wider World 2 - Student's Book with authors Bob Hastings and Stuart McKinlay from Pearson Education
Question
In pairs, say where you can find these signs. Then make sentences with you have to or you mustn’t for each sign.
Answer
- in the street – You mustn’t park here.
- in a cinema – You mustn’t use mobile phones here. / You must switch your mobile phone off.
- in a restaurant – You have to wait here.
- in a library – You mustn’t talk here.
- on a door – You have to pull.