orator là người diễn thuyết đó bạn

1. The meals is cooked by my sister everyday.

2. The pencil is used to draw beautiful pictures by my brother.

3. He/She will be called if there is any important information.

4. The book isn't opened by him.

5. The letter isn't written by you.

6. The song was sung by her last night.

7. The bus was stopped by us.

8. The prize wasn't won by her.

9. Their beds weren't made by them.

10. Was the letter sent by him?

11. The new computer wil be bought by Jane.

12. The museum will be visited by millions of people.

13. The next film won't be showed by them.

14. Will the shower be repaired by the plumber?

15. Our homework has been done by us.

16. The picture can be cut out by him.

17. Our rooms aren't cleaned by us.

18. A lot are eaten by the sheep.

19. Her dog is often taken for a walk by her.

20.The wall must be cleaned by you before you paint it. 

1. A. sure (các từ còn lại đọc là s)

2. D. stomach (các từ còn lại đọc là tʃ)

3. B. include (cac từ còn lại đọc là ʌ)

1. He advised me to leave this party early.

2. The policeman ordered me to stop my car.

3. She invited me to drink a cup of tea.

4. I accused him to take my ring.

5. He warned me not to touch the hot oven.

yêu cầu đề là gì vậy bạn

1. After doing the homework, you can play all computer games for a while. 

2. What is the weather like in the summer in London? 

3. My brother and I often play badminton in the afternoon on the playground.

4. She is afraid of crossing streets because there are many vehicles.

5. Ann is reading comics in her room while her brother is cleaning the floor.

Ta có: A < \(\sqrt{2+\sqrt{2+...+\sqrt{3}}}\) < \(\sqrt{3}\)

Lại có: A > \(\sqrt{2}\)

=> \(\sqrt{2}< A< \sqrt{3}\) => A ko phải số tự nhiên

Cho các phát biểu sau:

(1) Chất béo tác dụng với dung dịch NaOH dư theo tỉ lệ mol 1 : 3.

(2) Các dung dịch protein đều cho phản ứng màu biure.

(3) Amino axit thuộc loại hợp chất hữu cơ tạp chức.

(4) Hợp chất H₂N-CH₂-CH₂-COOCH₃ là este của alanin.

(5) Độ ngọt của saccarozơ kém hơn fructozơ.

(6) Trong môi trường bazơ, fructozơ chuyển hóa thành glucozơ.

Số phát biểu đúng là

A. 6

B. 4

C. 3

D. 5

Quãng đường còn lại khi ô tô đã đi là:

165 - 35 = 130 ( km )

2 giờ 30 phút =2,5 giờ

Vận tốc của ô tô là :

130 : 2,5 = 52 km/giờ

Đáp số : 52 km/giờ

IX.1. What is she doing?

2. What do you do after school?

3. Which sports does your father like playing?

4. How often does Minh go swimming?

5. What are they going to do tonight?

6. What does Nga want to do?

7. Where are the children?

8. What shoul children do after meals?

X.1. He is the world's famous English playwright.

2. He was born in 1564.

3. Yes, he was.

4. He maried when he was eighteen.

5. He had three children.

6. He wrote thirty seven plays.

7. He wrote comedies, tragedies and historics.

8. No, he didn't.

9. He was fifty-two.

10. He was buried in the church of Stratfford.