CLIL IT B Choose the correct option to complete the sentences. Tick (✔) if both options are possible.
1 You mustn’t / shouldn’t smoke anywhere inside the building. It’s banned.
2 We will have to / must change our strategy if we hope to beat the competition.
3 The government should / must lower corporate taxes in order to help businesses grow.
4 Staff don’t have to / mustn’t pay for tea and coffee. It’s all free at the company.
5 In my view we should / shouldn’t expand into that market. It’s a highly unstable region.
6 The laboratory is a restricted area. Visitors mustn’t / don’t have to enter here.
7 I mustn’t / don’t have to start work until 9 a.m. but I like to get there earlier.