Câu 6: Bên ngoài nam châm đường sức từ có chiều : A. Ra bắc vào nam B. Ra nam vào bắc C. Ra âm vào dương D. Ra Dương vào âm Câu 7: Đường sức từ là những đường cong được vẽ theo quy ước sao cho: A. Có chiều đi từ cực Nam tới cực bắc bên ngoài thanh nam châm B. Có mật độ thưa tùy ý C. Bắt đầu từ cực này và kết thúc ở cực kia của năm châm D. Có chiều đi từ Bắc tới cực Nam ở bên ngoài thanh nam châm Câu 8: Thí nghiệm Oersted chứng tỏ rằng: A. Mọi nơi trên trái đất đều có từ trường B. Xung quanh năm châm có từ trường C. Xung quanh dòng điện có từ trường D.xung quanh đường sức từ có từ trường Câu 9: Dưới tác dụng từ trường của trái đất A. Kim Nam châm chỉ hướng bắc-nam B. 2 nam châm đặt gần nhau, chúng sẽ hút nhau C. 2 nam châm đặt gần nhau, chúng sẽ đẩy nhau D. Năm châm luôn hút được sắt Câu 10: trên thanh nam châm chỗ nào hút sắt mạnh nhất? A. Phần giữa B. Cực bắc C. Cực bắc và cực nam D. Mọi chỗ đều hút sắt mạnh như nhau

IV. PREPOSITIONS AND PARTICLES

1. It was very nice _________________ you to prepare and serve meals for the homeless.

2. He was very nice _________________ me. He was willing to take care ___________ my house while I was away.

3. “I’ve bought the Christmas tree you wanted.” – “Oh, thanks – that’s really kind ________ you .

4. Should you be kind _____________ him? He will forget your kindness __________ him.

5. Please be considerate _______________ your next-door neighbors. Never turn the TV up after midnight.

6. It was very considerate _______________ him to send her mother a bouquet of flowers ____________ Mother’s Day.

7. Many people decorate their homes ____________ Christmas. They buy Christmas trees and decorate them _________________ electric lights and ornaments.

8. Children believe that a fat, jolly man brings gifts____________ Christmas Eve. ________ Christmas morning, they look under the Christmas tree or in their stockings ______________ gifts ________________ him.

9. _____________________ Christmas Day, Christians go to church and sing joyful songs.

10. The shops are always crowded ___________________ Christmastime.

11. Would you like to go to Paris with us ____________________ Christmas today?

12. By tradition, people send greetings cards to their relatives and friends ____________ Tet. 13. Tet Trung Thu or the Mid-Autumn Festival is celebrated every year _________________ August 15th.

14. Passover is celebrated _________________ late March or early April.

15. Vietnamese people always have big celebrations ____________________ New Year.

16. Bye. Don’t forget our plans. Let’s see each other ___________________ the New Year.

17. _________________ Easter Sunday, young children receive some small chocolate eggs.

18. Easter egg hunts are popular _____________________ Easter.

19. Bob’s father is different ____________________ Jack’s in character and height.

20. They look much alike. We can’t distinguish one twin __________________ the other.

21. Rita was proud _________________ her success in her youth.

22. Here you are ________ last! I’ve been so worried! Thank goodness you’ve arrived safely. 23. Let me congratulate you _____________________ your excellent exam results.

24. Most girls are afraid ___________________ going out alone _______________ night.

25. We sometimes go to the theatre or the opera _________________ a friend ____________ Sunday nights.

26. It rained heavily _________________________ the night.

27. _______________________ the first night of my stay in Paris, I couldn’t get to sleep.

28. Were you satisfied ______________________ your last Christmas?

29. He was late _____________________ the show due _________________ the traffic jam. 30. This generous present was given _________________ me ________________ my parents ____________________ my 18th birthday.

31. The Youth Cultural House _____________________ Pham Ngoc Thach Street is open ___________________ public holidays.

32. What lessons can you draw _____________________ that serious mistake?

33. I am permitted to stay up late ___________________ late-night horror movies.

34. Do you often fly to Asian countries _____________ business or ____________ pleasure? 35. I have to help mum _____________ her household chores while she is __________ work. 36. Sorry, I have no time to talk to you ____________ the moment – I’m __________a hurry. 37. Thanks ____________ the present! I have always dreamt _____________ a pet goldfish!

38. We will go ________________ a trip ___________________ the museum next week.

39. I wish I could afford to go ______________ a tour ________________ Southern Vietnam.

40. Volunteers are ready to help people ______________ need _______________ being paid.

MN GIÚP TỚ VỚI Ạ

Choose the best answer.

I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.