1 Complete the sentences with should or shouldn't.
1 John's got a temperature. He________ go to school. 2 I hurt my foot. The doctor says I _______football for three weeks. play 3 My best friend didn't pass the exam. His teacher thinks he________________ study harder. 4 Did you say your back hurts? You swimming. It's very good for you. go 5 My sister lost her smartphone yesterday. I think she talk to the police. 6 To enter a race, you before the race. do exercise the day​