Use the correct form of the word given to complete each sentence.

11. These clothes are attractive but entirely ...................... . (practise)

12. Many people enjoy the pleasures and ...................... of living downtown. (convenient)

13. Trinh Cong Son is one of the most well-known .................. in Viet Nam. (music)

14.  I like wearing ....................... loose clothes. (comfort)

15. He was ........................ dressed in jeans and a T-shirt. (casual)

1.    Many women today prefer wearing modern ............... clothing traditional clothing.

       A. to                           B. with                          C. from                       D. on

2.    Anita is fond ................ playing the piano.

       A. with                       B. on                             C. in                            D. of

3.    My mother hasn't worn Ao Dai ................ at least ten years.

       A. in                           B. on                             C. for                          D. since

4.    She bought a dress with a floral ..................

       A. stripe                      B. line                           C. symbol                   D. pattern

5.    She wore a cream silk dress that she ................ herself.

       A. dressed                   B. designed                   C. produced                D. preferred

6.    What is the ................... of your dress? Is it made of silk?

       A. design                    B. material                    C. clothing                  D. fashion

7.    The sea .................. many of the artist's later paintings.

       A. produced                B. designed                   C. inspired                  D. attracted

8.    Jean cloth is very strong and hardly ...................

       A. wears out               B. puts on                     C. takes off                 D. tears at

9.    Jeans are very ................... with young people all over the world.

       A. favorite                  B. suitable                     C. popular                  D. famous

10. He's only 24, but he's already achieved ................... fame.

       A. worldly                  B. worldliness               C. worldwide              D. world-class

IX. Put a preposition into each gap.

1.    The boy looks very proud ................ his success at school.

2.    I think it's necessary ................. students to wear uniforms when they are ................. school.

3.    Shall we go for a picnic tomorrow? - It depends ................. the weather.

4.    The park was named .................... a young hero, Le Van Tam.

5.    In the 18th century jean cloth was made completely .................... cotton.

6.    Children's shoes usually wear .................... very quickly.

7.    The price of oil has gone ................... by over 3Wk.

8.    Vietnamese women today often wear modern clothing ................ work, but wear ao dai .................. special occasions.

9.    Jeans have never been ................ ............... fashion. Are you fond .................. wearing jeans?

10. This job is a lot different ................... what I'm used to.

VII. Put the verb into the most suitable passive form.

1.    Yesterday our teacher arrived twenty minutes late because he (catch)......... in a traffic jam.

2.    The morning paper (read)..................... by over 200,000 people every day.

3.    Her electricity (cut)..................... off when she didn't pay her bill.

4.    The room (clean)..................... when I arrived.

5.    A new house (build)..................... next to ours next year.

6.    The letters (type/ already)..................... by the secretary.

7.    That letter is important. It (ought to/ type)..................... on letterhead stationery.

8.    Our class (teach)..................... by Mr. Rice right now.

9.    Many accidents (cause)..................... by dangerous driving.

10. The television (repair)..................... . It's working again now.

Write the second sentence so that it has a similar meaning to the first. Use the passive form.

14. They export bananas to Europe.

       .....................................................................................................................................

1.    The ao dai is the ........................ dress of Vietnamese women. (tradition)

2.    Traveling by subway is fast, ........................... , and cheap. (convenience)

3.    The program examine the role of women in ....................... society. (modernize)

4.    Dreams are a rich source of ......................... for some writers. (inspire)

5.    Don't you believe in ...................... between men and women? (equal)

6.    I need you there to offer words of ....................... . (encourage)

7.    She offered him an ...................... handkerchief. (embroider)

8.    It's ............................ to wear T-shirts and faded jeans. (fashion)

9.    I wear my school uniform with ...................... . (proud)

10.       The worldwide .............................. situation is getting worse and worse. (economy)

Dung dịch H2SO4 3.3M (D-1,195g/ml). Tính nồng độ % của dung dịch

Hòa tan  NaCL vào nước để tạo thành 200ml dd NaCL 0,2M. Tính khối lượng NaCL đã dùng? Cho Na=23, CL=35,5

Hòa tan 12,4g Na2O vào 200g nước. Tính C% dd thu được? Cho Na=23, O=16, H=1