1. Mike is offered an opportunity to study abroad.
⇒ Cấu trúc câu bị động: S + is/am/are + Vpp
2. Why don't you consider to visit me?
⇒ consider + to V
3. Many species of plants and animals are in danger of extinction.
⇒ be in danger of of extinction: có nguy cơ tuyệt chủng.
4. If we don't protect wildlife now, there will be nothing left for future generations.
⇒ If 1: If + S1 + Vs/es, S2 + will + Vinf.
5. Remember to call home as soon as you arrive at your destination.
⇒ remember + to V: nhớ việc cần làm