1 You should have told me about the party.
2 You had better not touch the oven, it's still very hot.
3 I shouldn't have ordered the soup, it tasted awful.
4 You ought to ask Jack, he always gives good advice.
5 You must listen to this CD, it's fantastic!
6 What do you think i should do with this old computer?
7 You don't have to go to school on Saturdays.
8 All drivers must have a driving license.
9 Peter has to learn Spanish.
10 Customers don't have to go on the trips organized by the hotel.
11 Passengers must not smoke in the compartment.
12 You need to book in advance.
13 You need to have a visa to travel to India.
14 You don't have to shout. I can hear you perfectly well.
  Cấu trúc tổng kết!
  Sb + have/need/ought/ had better (thay đổi theo ngôi, thì) + to do sth : Ai đó phải, cần thiết phải làm gì
  Sb + ought/ had better(thay đổi theo ngôi, thì) + to do sth : ai đó nên làm gì
  Sb + must + do sth ( V nguyên thể ) : Ai đó phải làm gì ( bắt buộc. VD: luật pháp, quy tắc )
 Chúc bạn học tốt! nếu có thể thì cho mình câu trả lời hay nhất nhé!^^