V. Choose the best answer 1. I finish ………….. the book and went to bed. A. read B. to read C. reading D. reads 2. That man can tell us where ……………. A. does John live B. is John living C. John lives D. John live 3. …………… clothes do you prefer, T- shirt or pullover? A. Which B. What C. Where D. How 4. Can you …………… your paper with you when I come there, please? A. collect B. bring C. get D. take 5. Smoking is harmful …………….. your health. A. on B. for D. about C. to 6. Do you find anything …………….. there? A. interested B. useful C. bored D. easily 7. Ann is very busy these days. She has …………… free time. A. a little B. few C. a few D. little 8. It’s raining very …………… A.wet B. badly C. hard D. firmly 9. A new shoppig is ……………. In my neighborhood today. A. being opened B. opened C. opening D. be opened 10. The stolen machines were ………………. a lot of money. A. valued B. cost C. price D. worth

Đặt ẩn phụ a, 9- √81-7x^3 = x^3/2 b,x^2+3 - √2x^2-3x+2 = 3/2 × (x+1) c, 2x^2-9x+ √9x-2x^2 + 6 = 0

II. Put the verbs in brackets into correct tenses 1. Yester day, I (1. spend) ……………… two hours (2. do)………… the homeword. 2. The thiefs (3. catch)…………….. when the (4. leave)………….. the bank. 3. Two hors ago, Mrs Brown (5. have)………… Alice (6. take)……….. her son to the school. 4. How many times you (7. be)………… to Ho Chi Minh City? 5. The moon (8. move)……………… around th earth. 6. Next summer, my parents wil let me (9. visit)…………….. my grand father. 7. How about (10. go)……………… to the zoo?

ng tố R năm vị trí Va trong bth oxit cao nhất của R có tỉ khối so với metan là 6,75% ng tố R là

anh chị giúp em bài cuối với ạ em hừa sẽ vote ctlhn ạ

III. Fill in the gaps with suitable prepositions 1. She went out the room………………….. saying a word. 2. The life in the countryside is changing…………. Better. 3. She was born……………… 2 o’clock …………….. 18th July. 4. Mary is thinking……………… importing fowers………….. China. 5. They are traveling……………….. the airport…………….. a bus. 6. I am afraid………………. Ghost. 7. The fight………………... deforestation is very important.

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IV. Put the words in brackets into correct forms 1. Ha Long Bay is in………………… VietNam (north). 2. The wild animals are being…………………..(appear). 3. I couldn’t find any………………. between the tow picture (different). 4. She is a ……………… she sells flowers at a shop in Canada (flower). 5. Long put…………… on that towel to stop the bleeding (press). 6. The question isn’t good. It’s ………….. to ask (import). 7. His father soon died of a ……………… heart (break). 8. Don’t let the child go out because it’s……………. (wind). 9. I am going to have a……………… check-up next Monday (medicine). 10. The knife is ……………… it can cut everything (use).