Câu 1: Vai trò của đất trồng? Nhiệm vụ của trồng trọt? Để thực hiện nhiệm vụ của trồng trọt cần sử dụng những biện pháp gì?
Câu 2: Thế nào là bón lót và bón thúc? Nêu ưu nhược điểm của bón theo hốc? Phân đạm, phân kali thường dùng để bón lót hay bón thúc? Vì sao?
Câu 3: Vì sao phải sử dụng đất hợp lí? Muốn sử dụng đất hợp lí cần làm gì? Nêu những biện pháp cần dùng để cải tạo và bảo vệ đất?
Câu 4: Phân bón là gì? Phân hữu cơ gồm những loại nào? Phân hữu cơ thường dùng để bón lót hay bón thúc?

Ex: Add a questiontag to these sentences
1. Let's clean,.................?
2. You seldom make,.................?
3. Open,.................?
4. Something is,.................?
5. I ought to,.................?
6. Don't try,.................?
7. Everyone is,.................?
8. Let's read,.................?
9. Anything is,.................?
10. She never cries,.................?
11. Everybody is,.................?
12. She ought to,.................?
13. Nothing is,.................?
14. Let's check,.................?
15. Something is,.................?
16. Don't close,.................?
17. She rarely runs,.................?
18. Somebody is,.................?
19. Listen,.................?
20. Nobody is,.................?

Ex: Change these sentenses into exclamatory sentences.
1. This is a very comfortable room.
=> What...
2. There are modern computers.
=> What...
3. She is an intelligant girl.
=> What...
4. That student is excellent.
=> What...
5. He's very friendly.
=> What...
6. This book is very interesting.
=> What...
7. That bicycle is old.
=> What...
8. This cake is very delicious.
=> What...
9. They are expensive dresses.
=> What...
10. It is a good dishwasher.
=> What...

I. Turn the sentences into negative and interrogative forms.
1. They were in Rio last summer.
(-).................................................
(?) .................................................
2. We did our our exercise this morning.
(-).................................................
(?) .................................................
3. My parents came to visit me last July.
(-).................................................
(?) .................................................
4. The hotel was very expensive.
(-).................................................
(?) .................................................
5. I had a bicycle when I was young.
(-).................................................
(?) .................................................
6. The children went to the zoo yesterday.
(-).................................................
(?) .................................................
7. Ernie ate the las doughnut
(-).................................................
(?) .................................................

I. Fill in each blank with the simple past tense of the verb from the box
Play, go, do, buy, teach, lose, score, win, become, enjoy
1. My friends and I ... swimming yesterday morning.
2. We really ... the game last Sunday.
3. In 1958, at the age of 17, Pele ... his first World Cup.
4. The Canadian hockey team ... six goals against Switzerland.
5. The home team... very well, but they lost the match.
6. My father ... me how to ride a bike.
7. I ... a new baseball cap last week.
8. At the age of 17, Messi ... the youngest offical player and goal scorer in the Spanish La Liga.
9. She has a black belt in karate. She first ... karate when she was seven.
10. Argentina ... 1-0 to Germany in the final

trên cùng một nửa mặt phẳng bờ chứa tia Ox. Vẽ 2 tia Oy và Oz sao cho xOy= 60 độ, xOz= 120 độ
a, Tia Oy có nằm giữa hai tia Ox và Oz không? Vì sao?
b, Tính yOz

Cho xOy và yOt là hai góc kề bù, bieeys xOy = 135 độ. Tính số đo yOt