cho hình chóp SABCD, đáy là tứ giác thường. Gọi E,E lần lượt nằm trên cạch SA, BC
a) tìm giao điểm của đường thẳng BD và mặt (SEF)

b) tìm giao điểm của đường thẳng EF và mặt (SBD)

A. MULTIPLE CHOICES:
I/ Choose the word whose underlined part has a different pronunciation from the others in each group:
1/A. music B. discuss C. communicate D. human
2/ A. type B. busy C. happy D. physic
3/ A. match B. jazz C. passage D. class
4/ A. description B. tradition C. question D. expression
5/ A. folk B. rock C. strong D. pop
6/ A. group B. loud C. proud D. count
7/ A. beat B. weak C. feel D. bread
8/ A. forks B. instruments C. feelings D. thoughts
9/ A. foot B. book C. good D. poor
10/ A. worked B. talented C. appreciated D. rejuvenated
II/ Choose the word whose main stress is placed differently from the others in each group:
1/A. music B. peaceful C. tempo D. relax
2/ A. traditional B. combination C. communicate D. rejuvenate
3/ A. African B. energy C. instrument D. musician
4/ A. European B. especially C. emotional D. considerate
5/ A. popular B. powerful C. description D. talented
6/ A. human B. solemn C. whether D. contain
7/ A. important B. musical C. wonderful D. telephone
8/ A. beautiful B. example C. cinema D. favorite
9/ A. express B. grammar C. record D. office
10/ A. ballad B. concert C. enough D. contest
III/ Select the word with CLOSEST MEANING of the following bold and underlined word in each
sentence in the unit:
1/ Do you know what is a style of music with a strong and loud beat?
A. powerful B. determined C. keen D. major
2/ Like reading, writing and speaking, music can express ideas, thoughts and feelings.
A. show B. say C. talk D. speak
3/ Music can help you beat a bad mood or maintain a good mood.
A. hold B. support C. repair D. continue
4/ Quang Hung sometimes feels proud of his country, Viet Nam, when he hears the song.

A. interested in B. delighted with C. modest about D. good at
5/ Discuss Quang Hung’s ideas about Van Cao’s music.
A. Say to B. Tell about C. Think of D. Talk over

IV. PRONUNCIATION
A. Choose the word that has the underlined part pronounced differently from the others.
1. a. nation b. cave c. locate d. park
2. a. explore b. tropical c. orphan d. transport
3. a. toxic . b. tourist c. feature d. threaten
4. a. established b. orphaned c. recognized d. endangered
5. a. threaten b. ethnic c. together d. southeast
B. Choose the word whose main stress is place differently from the others.
6. a. establish b. butterfly c. orphanage d. national
7. a. variety b. recognize c. contaminate d. abandoned
8. a. expensive b. tropical c. release d. survival
9. a. toxic b. ethnic c. explore d. threaten
10. a. polluted b. dangerous c. comfortable d. temperate

V/ Put in the correct verb form:
1/ If I (be) _______ you, I (help) _______ her now.
2/ If she (be) _______ late, she will be punished.
3/ I could have understood him if he (speak) _______ more slowly.
4/ What (you/do) _______ if you (be) _______ a billionaire?
5/ You didn’t pay attention to the teacher’s explanation. If you (pay) _______ more attention, you (do)
_______ the exam well.
6/ She’s waiting for her uncle to come back from Ho Chi Minh city. If her uncle (come) _______ home,
she (have) _______ a lot of presents.
7/ Sang is a naughty boy and often makes fun ofhis classmates. If he (start) _______ a joke, someone (cry)
_______ bitterly.
8/ Chung wanted to buy some presents for his younger sister but he couldn’t. If he (afford) _______ to
buy, her younger sister (be) _______ happy to greet a new year.
9/ He is never willing to help poor people. If he (do) _______ something, the earth (stop) _______
moving.
10/ I didn’t know her mother was ill. If I (know) _______ that, I (come) _______ to visit her.

I/ Complete the sentence with a suitable verb in the list, using to infinitive or in order/ so as (not) +
to-infinitive:
admire, reduce, cut, find, remember, listen, lose, make, miss, take, protect, wake up, complete, be, avoid.
1. I am going on a diet …to lose………. weight.
2. The President has a team of bodyguard ……….. him.
3. Mike hid behind the tree ………… by his friends.
4. We took off our boots ………. the floor dirty.
5. We wrote Betty's name on the calendar ………… her birthday.
6. The government took these measures …………. crime.
7. The staff are working at weekends ………… the project in time.
8. She gave up her job ………….. care of her mother.
9. I shut the door quietly ………… the baby.
10. She took a bus ……… late.
11. He turned on the radio ………… to the news.
12.After dinner we drove to the top of a hill outside the city ………. the sunset.
13. Leave early ……….. the bus.
14. I carried the knife carefully ………. myself.
15. We went to the countryside ………… being disturbed by the noise of the city.

II. Choose the correct alternative.

16. The school boys are in a hurry not to / in order not to miss their school bus.
17. They were talking in whispers so that/ so as nobody could hear them.
18. My mother needs a tin opener to open/ for opening the bottles.
19. Advice is given in order that/ in order to students can choose the best course.
20. You may put your money in a small coin bank so that / in order to keep it safe.
21. We wrote Katie's name on the calendar so as not to/ so that not forget her birthday
22. She stayed at work late in order to/ so that she could complete the report.
23. I need some new clothes. I haven't got anything nice to wear/ in order to wear.
24. The new paint is excellent to cover/ for covering walls with cracks in.
25. Trees are being planted by the roadside so as to reduce/ in order that reducing traffic noise

III.choose the word that has the underlined letter(s) pronounced differetly the orther,

1. a. plays b. reads c. listens d. stops
2. a. music b. classical c. famous d. slow
3. a. because b. busy c. compose d. measure
4. a. city b. ocean c. musician d. special
5. a. sea b. singer c. sugar d. said
6. a. zone b. waltz c. zoo d. frozen
B. Choose the word whose main stress is placed differently from the other
7. a. serious b. music c. relax d. energy
8. a. violin b. serene c. express d. emotion
9. a. favorite b. exciting c. solemn d. wonderful
10. a. composer b. language c. anthem d. powerful
11. a. imagine b. communicate c. joyfulness d. delightful

IV. VOCABULARY AND EXPRESSION
Choose the word or phrase - a b, c, or d - that best complete sentence or substitutes for the
underlined word or phrase.
12. ……… is traditional music from a particular country, region, or community.
a. Blues b. Classical music c. Folk music d. Jazz
13. As a nurse I learned to control my ............................
a. hopes b. emotions c. abilities d. thoughts
14. He's really delighted with his new CD player.
a. pleased b. angry c. entertained d. annoyed
15. She usually had a smile on her face, but now she looks..................
a. cheerful b. joyful c. solemn d. delightful
16. We haven't had any ………. with him for several years.
a. communication b. expression c. excitement d. entertainment
17. Van Cao is one of the most well-known...............in Viet Nam.
a. actors b. authors c. musicians d. singers
18. When you are stressed out at work, you should listen to something serene and relaxing.
a. restful b. quiet c. gentle d. sweet
19. 'Tien Quan Ca', the Viet Nam national...................was written by Van Cao.
a. folk song b. anthem c. epic d. pop song
.
20. Vietnamese folk songs are sweet, gentle and very lyrical.
a. high quality b. tuneful c. prosaic d. emotional
21. Wolfgang Amadeus Mozart was an Austrian musician and .......................
a. singer b. composer c. dancer d. author .

B. Identify the one underlined word or phrase - A, B, C or D - that must be changed for the sentence
to be correct.
37. I often switch off the heating for saving money.
A B C D
38. We gave Nick a map so that he will be able to find the way all right.

A B C D
39. Scott Joplin, a well-known African American piano player, was born in 1868 and had died in 1917
A B C D
40. The caves of Altamira, which was discovered in northern Spain, contain interesting paintings by early caves dwellers. A B C D

41. Perhaps mankind's first important music influence was the songs of birds.

A B C D
42. Woody Guthrie wrote thousands of songs during his lifetime, many of them became classic folk songs
A B C D

43. In about 1920, experimental psychologists have devoted more research to learning than to any other topic.
A B C D
44. In order to not miss her bus, Mellani was hurrying
A B C D
45. Composer Hohn Cage used many unusual objects as instrument in his music including cowbells, flower pots,
A B C
tin cans, and saw blades .
D
46. To building their nests tailorbirds use their bills as needles.
A B C D

I. Make questions for the underlined parts of the following statements:

1. Every day I go to school by bicyle.

2. Our teacher lives in a small house in this town.

3. The police will come here in ten munites.

4. The farmers are working in the field now.

5. she went to maker to buy some bread.

6. the boy was gald because he was give presents.

7. This hand bag belongs to my friend.

8. We have 3 english classes every week.

9.There are 5 members in my family.

10. It often takes him 15 minutes to go to his office.

II. Make quentions for the underlined words/phrases in the following sentences.

1. Jackson will captain the team if Nick isn't available.

2. My sister is a pianist.

3. I often to classical music to relax my mind.

4. The Bach concert lasted four hour.

5. We prefer pop music to classical music.

6. There were about 90 to 100 people at the concert last night.

7. I passed Mark's house early in the morning.

8. The concert last night was great.

9. My english teacher very tall and blond.

10. My favorite musician isTrinh Cong Son.

11. The opera was first performed in 1972.

12. Music can help relax and feel re juvenated.

13. We takes a holiday onces a year.

14. The concerts are usually help at the university.

15. I like classical music.

với giá trị nào của m thì 3 đường thẳng d₁: 3x-4y+15=0; d_2: 5x+2y-1=0; d_3: mx -4y +15=0 đồng quy?