1.   You look really tired. You _________ take a few days off and have a holiday.

      a. should                      b. must                        c. have to                     d. can

2.   In Vietnam, you _________ take a deep bow as you do in Japan.

      a. mustn’t                    b. don’t have to           c. should                      d. shouldn’t

3.   Sorry, but my train is at 6.00. I _________ leave now.

      a. shouldn’t                 b.ought to                    c.mustn’t                     d. have to

4.   You _________ look’ at other students’ work. It’s against the rules.

      a. shouldn’t                 b.don’t have to            c. mustn’t                    d. can’t

5.   The airline only allows two piecesof luggage. You _________ pack too much!

      a. shouldn’t                 b. mustn’t                    c. don’t have to           d. couldn’t

6.   John can’t come because he _________ work tomorrow.

      a. should                      b.can                            c.must                          d. has to

7.   I know they enjoy their work, but they ______ work at the weekends.It’s not goodfor them.

      a. shouldn’t                 b.don’t have to            c. mustn’t                    d. have to

8.   Elderly people _________ be treated with great respect

      a. shouldn’t                 b. should                     c.aren’t obliged to       d. mustn’t

9.   He _________ use chopsticks for spring roll. It is finger food.

      a. must                         b.has to                        c.doesn’t have to         d. should

10. Everyone _________ wear a helmet when riding a motorbike. It’s mandatory according to traffic law.

      a.isn’t allowed to        b. must                        c. can                           d. shouldn’t

11. ‘We don’t sweep the floor on the first day of Tet.’ ‘_________ Why?’

      a. What a bad day!      b. You’re kidding!      c. You’re right.            d. Spot on!

1.   Children must / have to start school when they are five.

2.   In many countries, you should / must wear a seat belt in the car - it’s the law.

3.   I know you like sugar but you shouldn’t / don’t have to eat quite so much - it’s bad for you.

4.   I’m not working tomorrow, so I mustn’t / don’t have to get up early.

5.   The manager suggested that we have to / should try to find another hotel.

6.   Kids should / have to wear a life vest. That’s bur regulation.

7.   You mustn’t / don’t have to smoke in here; smoking isn’t allowed in the airport.

8.   You must / should hand in your homework on Tuesday or your mark will be zero.

9.   You have to / don’t have to dress up for the party. Wear whatever you feel comfortable in.

10. You should / have to ask the teacher to help you if you don’t understand the lesson.

v

Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.

31. The girl is not enough tall to touch the top of the shelf.

        A            B            C               D

32. I am going to playing chess with my friend tonight.

         A                    B        C         D

33. You have to making sure children don’t put anything into the sockets.

                                A                  B                C                   D

34. Our grandparents are traditional visited on Lunar New Year.

                                   A            B           C        D

Mark the letter A, B, C, or D on your answer to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.

35. Shall we go to the cinema at 7.00?

A. Why do we have to go to the cinema at 700?         B. Which cinema shall we go to at 7.00?

C. Let’s go to the cinema at 7.00.                                D. I don’t like to go to the cinema at 7.00.

26. It is important for you to find the book.

A. You ought not to find the book.

B. You mustn’t find the book.

C. You have to find the book.                                    

D. You can find the book if you want.

37. Mike painted the house without any help.

A. Someone helped Mike paint the house.                  B. Mike painted the house and helped some.

C. Mike painted the house himself.                             D. Mike didn’t paint the house alone.

38. It isn’t a good idea for you to put so much salt in the soup.

A. You shouldn’t put so much salt in the soup.          

B. You should put so much salt in the soup.

C. You cannot put so much salt in the soup.              

D. You have to put so much salt in the soup.

39 Children should go to bed early.

A. Children don’t have to go to bed early.

B. Chilgren promise to go to bed early.

C. Children are allowed to go to bed early.

D. Children are advised to go to bed early.

40. In Britain, citizens mainly use cutlery to eat meals.

A. British eat meals mainly by using cutlery.

B. British eat main meals with cutlery.

C. British used to eat meals with cutlery in the past.

D. In Britain, people should use cutlery to eat meals.

Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

17. Let’s wait here for her; I’m sure she’ll turn up before long.

A. arrive                             B. enter                              C. visit                               D. return

18. You should bring a gift when you visit someone’s house.

A. drink                             B. flower                           C. present                          D. custom

Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

19. You shouldn’t do that. It’s not very polite.

A. generous                       B. rude                               C. worried                         D. necessary

20. Your foreign friend has been invited to dinner in a Vietnamese house.

A. native                            B. strict                              C. awesome                       D. helpful

5. When you finish a meal, you should __________ your chopsticks on top of your rice bowl.

A. place                             B. placing                          C. to place                         D. placed

6. Ao dai is one of the ______ items of Vietnam.

A. tradition                        B. traditional                     C. traditionally                  D. traditionalise

7. According to the ______ in England, we have to use a knife and fork at dinner.

A. table ways                     B. behaviours                     C. differences                    D. table manners

8. The students______________ do the homework. It helps them to revise the lessons.

A. should                           B. have                              C. must                              D. don’t have

9. In Australia, you shouldn’t _______ on a person’s accent.

A. dislike                           B. criticize                         C. hate                               D. comment

10. My mother enjoys_________ traditional food for our family, especially at Tet holiday.

A. to cook                          B. cook                              C. cooking                         D. cooked

11. We are going to prepare ________ sticky rice served with grilled chicken for the celebration.

A. five-coloured                B. five-colours                   C. five-colour                    D. five colours

12. ________ ethnic group has a larger population, the Tay or the Ede?

A. Which                           B. What                             C. Why                              D. Who

13. Feet are considered dirty in India, so _________ your shoes before you step into someone’s house.

A. get on                            B. put on                            C. take off                         D. put off

14. You ____________ finish the food put on your plate because this shows respect for the cook and is not wasteful.

A. should                           B. shouldn’t                       C. don’t have to                D. can

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to each of the following exchanges.

15. Tina: "Thank you very much for coming to our wedding!"

      Mia: “______. ”

A. Our pleasure! Happy wedding!                              B. Our pleasure! Good success!

C. Don’t mention it. Go ahead!                                   D. Don’t mention it. Just my luck!

16. Hanna: “Thank you very much for the lovely flowers!"

      Smith: “_________”

A. You are welcome.                                                    B. You don't like flowers, do you?

C. Yeah, I didn’t buy those flowers.                           D. It was an excellent choice.

Help bai 7 di ;-;

            The Space of Gong culture in Central Highlands of Viet Nam covers 5 provinces of Kon Turn, Gia Lai, DakLak, DakNong and Lam Dong. The masters of gong culture are the ethnic groups of Ba Na, Xo Dang, M’Nong, Co Ho, Ro Mam, E De, GiaRai... The gong performances are always closely tied to community cultural rituals and ceremonies of the ethnic groups in Central Highlands. Many researchers have classified gongs as ceremonial musical instrument. The gongs are made of a mixture of brass and gold, silver, bronze. Their diameter is from 20cm to 60cm or from 90cm to 120cm. A set of gongs consists of 2 to 12 or 13 units and even to 18 or 20 units in some places. In most of ethnic groups, namely GiaRai, Ede Kpah, Ba Na, Xo Dang, Brau, Co Ho, etc., only males are allowed to play gongs. However, in others such as Ma and M’Nong groups, both males and females can play gongs. Few ethnic groups (for example, E De Bih), gongs are performed by women only.

      1.   The gong is the cultural heritage of only one ethnic group.           

      2.   The gong is used in special communal activities.           

      3.   The gong is be made of only one type of material.           

      4.   There are some different sizes for a gong.           

      5.   In M’Nong groups, women are not allowed to play the gong.           

Một hợp chất oxit của S chứa 40% S.Tỉ khối của oxit đó đối với H₂=40.Tính CTHH của oxit ?