Question

Complete the sentences with should or shouldn't.
1. People take breaks every hour when they work on a computer
2. Shop assistants................be rude to customers.
3. Pilots.................fly when they are very tired.
4. Waiters..................wear comfortable shoes at work.
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Answer 1

1. should

2. shouldn't

3. shouldn't

4. should

Answer 2

1.People should take breaks every hour when they work on a computer.
2.Shop assistants shouldn't be rude to costumers.
3.Pilots shouldn't fly when they are very tired.
4.Waiters should wear comfortable shoes at work.