giúp mình bài 3,4,5.Mình đang cần gấp ạ

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TEST. . Choose the word whose underlined part is pronounced differently. Question 9. A. spring B. strong C. stress D. stream Choose the word whose main stress is different. Question 10. A. custom B. invite C. greeting D. manner Question 11. A.boring B. study C. happy D. begin Choose the best answer. Question 12. You are too thin. You eat much more meat. A. ought B. ought not C. ought to D. ought not to Question 13. We have to our shoes when we go inside a pagoda. A. take off B. give off C. turn off D. put on Question 14. You look really tired. You ¬¬¬¬ take a few days off and have a holiday. A. should B. must C. have to D. can Question 13. We have to our shoes when we go inside a pagoda. A. take off B. give off C. turn off D. put on Question 14. You look really tired. You take a few days off and have a holiday. A. should B. must C. have to D. can Question 15. He _________ use chopsticks for spring roll. It is finger food. A. must B. has to C. doesn’t have to D. should Question 16. I’m so __________ about exploring customs of your country A. excited B. interested C. fond D. keen Question 17: My mother taught me some table __________ when I was young. A. unities B. manners C. prongs D. offsprings Question 18. This filmstrip __________ the daily routines of a typical Vietnamese family. A. reflects B. accepts C. obliges D. sprays Question 19. We have followed this _____ for generations. A. tradition B. traditionally C. traditional D. traditionalist Question 20. They _____ sponge cakes for the Mid - Autumn Festival in stead of mooncakes. A. do B. break C. keep D. make Question 21. A: What fine the weather ! Why don’t we go out and play sport? . B: “_______” A. It’s a good idea. B. Yes. I don’t C. Of course , not D. Yes, I can Question 22. “Would you like to have dinner with my family?” - “______” A. Yes, That’s right. B. Yes, I’d love to. C. Thanks, I can do. D. No. I can’t do

4. Sophie’s got mark 8 for the Math test. Nick’s got 5. à Nick did the Math test .............................................................................................................. (badly) 5. 75% of the population in the countryside are happy with their life. This rate in the city is 47%. → People in the countryside live ................................................................................................. (happily) 6. Farmers depend heavily on the weather. People in many other jobs don’t care much about it. → Farmers depend ...................................................................................................................... (heavily)

(x -1) : 4/3+ 9/16 = -5 2(mũ) /4

Bốn gia đình mang họ Smith, Raul, Jonhson và Robinson có tất cả 8 người con. Mỗi gia đình có 1 trai, 1 gái. Mỗi lần người ta cho lũ trẻ 32 quả táo. Anna được 1 quả, Betti được 2 quả, Daisy 3 quả và Mary 4 quả. Thế nhưng Tom Raul được số táo gấp 2 lần chị nó; Gary Smith và chị nó được số táo bằng nhau; Ben Johnson được số táo gấp 3 lần chị nó và Dick Robinson được số táo gấp 4 lần chị nó. Hãy xác định họ của các cô con gái.

Bạn nào có thể giải thích giúp mình tại sao sin2x thuộc khoảng [-π/6;π/3] mà suy ra được sinx lại thuộc [-π/3;2π/3] được không ạ.

Helppppp me, nếu lười vẽ hình thui cx đc, khỏi giải :v

Mik đang cần gấp giúp mik mik cho 5*

Giúp mình với ạ, mình đang cần gấppp. Mình cảm ơn. Hứa vote 5 sao và CTLHN ạ