Tìm các câu thơ, văn có sử dụng các biện pháp tu từ so sánh, nhân hóa, ẩn dụ trong ca dao, tục ngữ và các văn bản thơ đã học. (Mỗi phép tu từ 3 ví dụ)

Tính số mol và số gam kali pemanganat ( KMnO₄) cần thiết để điều chế được:

a) 3,36 lít khí oxi (ở đktc).

b) 6,4g khí oxi.

Có một số công thức hóa học được viết như sau:

K₂O, NaO, CaCO₃, Mg(OH)₂, HCl, AlO, Zn₂O, Fe₂O₃.

Hãy chỉ ra các công thức hóa học viết sai và sử lại cho đúng

I. Choose the word that has the underlined part pronounced differently from the others.

1. A. vanilla B. vacuum C. add D. facsimile

2. A. whiten B. fiber C. zipper D. conveyor

3. A. remove B. wrote C. mold D. cocoa

4. A. follow B. powder C. show D. borrow

5. A. wood B. thousand C. procedure D. hairdryer

The English language is the most widely spoken language in the world. It is used as either first or second language .................... (1) many countries.

During the 16^th century, only about two million people spoke English. All .................... (2) them lived in what is now the United Kingdom. Over the centuries, as a result of various historical events, English has spread throughout .................... (3) world. Today, about 400 million people speak English as their native .................... (4). Most of them live in Australia, Canada, the United Kingdom, Ireland, New Zealand, South Africa, .................... (5) the Unites States.

About 100 million people, chiefly living in Bangladesh, India, Pakistan and in many African .................... (6), speak English in addition to their own language. An additional 200 million people in the world probably know .................... (7) least some English. English is really an international language.

1. Last night I watched the movie Romeo and Juliet. At last they killed (together/ each other/ themselves/ them).

2. (What/ Do/ Would/ Will) you like to come? – I’d love to.

3. We must be there (at/ before/ between/ after) 7.30 and 8.15.

4. When my grandmother was young, she used (sing/ to sing/ sang/ sung) very well.

5. Don’t go (outside/ inside/ into/ away). It’s too cold.

6. Our team played well (too/ that/ so/ enough) to win the gold medal.

7. Don’t let your child (play/ to play/ playing/ plays) with matches.

8. How long will he (must/ should/ have to/ has to) stay there?

9. Our team won the game because we played very (good/ well).

10. I tried on the shoes and they fitted me (perfect/ perfectly).

11. He had an accident because he was driving too (fast/ fastly).

12. Tom is a driver (careful/ carefully). He is driving along the narrow road. (careful/ carefully)

13. Do you usually feel (nervous/ nervously) before examination?

14. She speaks English (fluent/fluently).

15. He hurt himself (bad/badly).

16. He looked me when I interrupted him. (angry/ angrily)

17. I always feel when the sun is shining. (happy/ happily)

18. Lan worked very for the exam. (hard/ hardly)

19. I am not at Math. (good/ well)

20. My aunt speaks English very (good/ well/ goodly/ best).

21. We have math on Tuesday, Thursday and Friday; it means we have math (once/ twice/ three times/ four times) a week.

22. Lan promises to (try/ make/ work/ learn) her best in learning English.

Tại sao gọi là bộ móng guốc?

Giúp mk nha đag cần gấp <3