1. This supermarket is less expensive than the one across the street (so sánh ít hơn: S + V + less + adj/adv + than + S2)
2. The English teacher has taught at our school for three years (S + started/began + to-V/V_ing + khoảng thời gian + ago = S + have/has + p.p + for + khoảng thời gian)
3. My doctor said: "You should not eat in front of the television"
- S + should/had better/ought to (not) do s.th
- If I were you, I would + V(inf)
- Why don't you ....?
`=>` S + advised s.one (not) to do s.th
4. If you don't study hard, you won’t pass the exam (Unless = If not; If1: If + S + V(s,es), S + will + V(inf)
5. Hanoi suburban areas are not as noisy as Hanoi urban districts (so sánh bằng: S + V + (not) + as + adj/adv + as + S2)