1 It's getting late.
Yes, we should go back before it gets too dark to see.
2 You shouldn't do things to hurt other people.
Yes, sometimes I should think first.
3. Should we buy the tickets the day before the concert?
Yes, we should. We shouldn't wait until the last minute.
4 You have everything you need. It shouldn't be too hard to do your homework.
Yes, I should start today.
5 You shouldn't spend all your free time playing computer games.
I know, I shouldn't. But I am crazy about them.
6 If you have a temperature, you should stay in bed.
Yes. The doctor says that I shouldn't go to school before Monday.
7 Parking near schools shouldn't be allowed.
I agree. But where should teacher and parents park then?
8 Why should I walk if we have three cars?
You should walk as much as possible. It's good for you.