từ lần sau ôn bài nhé, đừng hỏi trên web

1. What
2. How
3. Where
4. How far
5. How much hoặc Where đều được
6. Who
7. Why
8. How much 
9. When

11A 12C

37. happy
38. well
39. different
40. careful

2b nha, cấu trúc in the middle of

1c 2c 3a 4c 5c 6b 7c 8c 9d 10b

Lợi: 

- Lưỡng cư là nguồn thực phẩm giàu giá trị dinh dưỡng.

- Lưỡng cư là loài thiên địch giúp tiêu diệt sâu bọ có hại, ấu trùng, muỗi, ruồi,…

- Lưỡng cư có giá trị làm thuốc: bột cóc chữa suy dinh dưỡng, nhựa cóc chế thuốc chữa động kinh co giật.

- Ếch đồng là vật thí nghiệm trong sinh học.

Hại:

- Người ăn phải nhựa cóc, gan cóc hoặc trứng cóc có thể ngộ độc và chết

1. A cut is more painful (painful) than an insect bite.

2.The weather this summer is even (bad) worse than last summer.

3. Apartments are usually cheaper (cheap) than separate houses.

4. A tumour is the worst (bad) of all diseases.

5. He was the (clever) cleverest thief of all.

6. A man is normally stronger (strong) than a woman.

7. This flower is (beautiful) more beautiful than that one.

8. This is the (interesting) most interesting book I have ever read.

9. Fruit and vegetables are healthier (healthy) than fast food.

10. Fish is one of the most nutitious (nutritious) food possible.

11. Non-smokers usually live (long) longer than smokers.

12. Which is the (dangerous) most dangerous animal in the world?

The distance between my house and my daughter's house is 50km.

1. It is about 50km from my house to my daughter’s house.

The distance between …………………………………………………

2. My mother lived in a small town when she was a child.

My mother used to live in a small town when she was a child.

3. Did you often go to the beach when you lived in Nha Trang?

 Did you use to go to the beach when you lived in Nha Trang?

4. She studied hard , but she didn’t pass the exam.

Although she studied hard, she didn't pass the exam.

5. Although he is old , he plays sports well.

Despite his age, he plays sports well.