Giải pt bằng pp thế {x-3y=-2 {2x+y=3

 Choose the best answer to fill in the blank.

1. Youngsters love to eat from street for the cheap price.

A. vans               B. vendors                   C. trucks                     D. business

2. During Perfume Pagoda festival, a large number of flock to the pagoda to pray for happiness and prosperity in the coming year.

A. spectators         B. passengers                 C. pilgrims                D. travellers

3. Our center has many________ and native speaking English teachers.

A. good-qualified         B. well-qualified  C. good-qualify        D. well-qualifying

4. Van said that she couldn't finish her homework ________

A. tonight   B. this evening    C. then    D. today

5. We were tired, ________ we were in bed at 9 p.m.

A. so that      B. therefore            C. so            D. such that

6. You hardly watch foreign films,________ ?

A. are you                  B. do you    C. aren’t you           D. don’t you

7. Do you mind________ me a newspaper on the way home?

A. buying         B. buy                   C. to buy            D. bought

8. Do you find the Internet________ , Quang?

A. usefully            B. using           C. useful             D. used

9. You haven't used a computer before,________ ?

A. are you        B. did you         C. have you         D. do you

10. When learning English, you should have a dictionary to________ the new words.

A. look into            B. look up             C. look after      D. look for

I.give the past perfect form of the verb in brackets.

1. She put the money back where she (find)_______ it.

2. The light went off because we (not/pay)___ electricity bill.

3. The children (not/ do)___ their homework, so they were in trouble.

4. He fed the cat because no one (feed)____ it for days.

5. Terry wasn't at home. He (go)_____ out.

6. There (not/be)___- many high-rise buildings in Ha Noi before 1990.

7. Goalkeeper Bui Tien Dung (have)_______ different manual labour jobs before he became a professional football player.

8. Few people (ride)_____ motorbikes in Ho Chi Minh City before 1983.

 9. I got a high mark in English because I (study)______ hard before the exam.

10. How long (you/learn)______ English before you travelled to the U.S.

Complete the following sentence with the words or phrases given

1,I/uesd to/live/my grandmother/when/I/a child/.

2,i wish/know/many people/this town/.

3,We/live/here/since 1986/.