Chuyển sang câu bị động:
1. If you don't break the rules, the teacher won't punish you.
→
2. If Tom threw a party, I would refuse his invitation.
→
3. If Mary didn't accept his proposal, he might sell his house.
→
4. If teacher had corrected the exercises, the students wouldn't have made many mistakes.
→
5. She won't buy this car if it doesn't appear any new features.
→
6. John sells his house because ghosts haunt it.
→
Chuyển sang câu bị động:
1. If you don't break the rules, the teacher won't punish you.
→ If the rules aren't broken, you won't be punished
2. If Tom threw a party, I would refuse his invitation.
→ If a party was thrown by Tom, his invitation would be refused by me
3. If Mary didn't accept his proposal, he might sell his house.
→ If his proposal wasn't accepted by Mary, his house might be sold
4. If teacher had corrected the exercises, the students wouldn't have made many mistakes.
→ If the exercises had been corrected by teacher, many mistakes wouldn't have been made by the students
5. She won't buy this car if it doesn't appear any new features.
→ This car won't be bought by her if it doesn't appear any new features
6. John sells his house because ghosts haunt it.
John's house is sold because it is haunted by ghosts