6 Complete the sentences with should or shouldn't and the verb in brackets.
1 You shouldn't forget (forget) your parents' birthday.
2 You .....(put) another blanket on your bed, if you're cold.
3 You .... (visit) my city. It's fantastic!
4 You.... (swim) in the sea today. It's dangerous.
5 You.... (help) your parents with housework. 6 You.... (do) more exercise if you want to get fit.
7 You .... (go) to bed late the day before an exam.​