1. This supermarket is less expensive than the one across the street
- A không ... nhiều bằng B `→` A ít ... hơn B
2. The English teacher has taught at our school for three years
- S + started / began + Ving... + (khoảng thời gian + ago) / (mốc thời gian)
↔ S + have/has + V3/ed... + (for + khoảng thời gian) / (since + mốc thời gian)
3. "You shouldn't eat in front of the television," said my doctor.
- Câu gián tiếp `->` câu trực tiếp
4. If you don't study harder, you won't pass the exam.
Unless + S + V(htđ), S + will + Vinf...
`↔` If + S + don't/doesn't + Vinf, S + will + Vinf...
5. Suburban areas are not as noisy as Ha Noi urban districts.
A... hơn B `→` B không ... bằng A