Dưới đây là các câu được viết lại dựa vào từ gợi ý:

3. If I had been free last night, I could have come to your party.

4. If we had raincoats, we wouldn't get wet.

5. If they don't take a map with them, they will get lost.

6. If the lesson weren't too difficult, we would understand it.

7. If the film hadn't been boring, we would have seen it through.

1. If he takes more care, he won't have an accident.

2. The crops will be ruined if it doesn't rain soon.

3. If you leave on the 15th, you won't get home late for your mother’s party.

4. Tom would do something unless his father tells him what to do.

5. If you remember our address, you can find it in the phone book.