Đáp án:
BT1:
1. If we meet at 9:30, we will have plenty of time.
2.. Lisa would find the milk if she looked in the fridge.
3. The zookeeper would have punished her with a fine if she (had fed) the animals.
4. Dan would arrive safe if he drove slowly.
5. If you swim in this lake, you'll shiver from cold.
6. The door will unlock if you press the green button.
7. If Mel had asked her teacher, he'd have answered her questions.
8. I would call the office if I was/were you.
9. If they listened carefully, they might hear the woodpecker.
10.The soil won't dry out if you water the plants regularly.
11. If you gave the young boy this stick, he’d hurt himself.
12. If the cat hides in the tree, the dog won't find it.
13. If he washed his feet more often, his girlfriend would visit him more often.
14. Manh would read the newspaper if he went by train.
BT2: mik ko biết :( <sorry>