Task 2: Viết lại các câu sau dưới dang câu điều kiện loại 1: 1. You don’t water the trees. The trees die. => 2. It rains. We cancel the meeting. => 3. I buy some gifts for my friends. I go on a trip. => 4. My parents do exercise regularly. They are healthier. => 5. We win the lottery. We buy a new house. => 6. Tom uses his phone in class. He doesn’t understand the lesson. => 7. Tomorrow isn’t Sunday. They don’t get up late. => 8. He won’t win the competition. He won’t receive a lot of money. => 9. She won’t appear. He won’t recover quickly. => 10. John won’t know her telephone number. He can’t call her. =>

`1` If you don't water the tree , the trees will die .

`2` If it rains , we will cancel the meeting .

`3` If  I go on a trip , I will buy some gifts for my friends .

`4` If my parents do exercise regularly , they will be healthier .

`5` If we win the lottery , we will buy a new house .

`6` If Tom uses his phone in class , he won't understand the lesson .

7. If Tomorrow isn’t Sunday, They won't get up late.

`8` If he doesn't win the competition , he won’t receive a lot of money .

`9` If she doesn't appear , he won’t recover quickly .

`10` If John knows her telephone number , he will call her .

`@` Câu điều kiện diễn tả hành động có khả năng diễn ra trong tương lai .

`=>` Điều kiện loại `1` : If + S + V(s,es) + O , S + will/modal verbs + V-inf + O .

`-` Biến thể : Unless + S + V(s,es) + O , S + will/modal verbs + V-inf + O .