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đặt phía trên chậu nước hình trụ một điểm sáng S. Hãy vẽ 2 tia sáng xuất phát từ S truyền đến mặt nước trong chậu, vẽ tiếp đường truyền của chúng theo yêu cầu:

-tia 1 vuông góc vs mặt nước

-tia 2 hợp vs mặt nước 1 góc bé hơn 90 độ cho tia 2a khúc xạ vào nước và 2b phản xạ vào không khí

Read the text below. Answer T (True), F (False), or NG (Not given). (2.0
pts)
Perfume Pagoda is a religious site as well as being a great sight-seeing spot in Viet
Nam. It is situated in Huong Son Commune, My Duc District, Ha Noi. It is a vast
complex of Buddhist temples and shrines, including Den Trinh (Presentation Shrine)
and Thien Tru (Heaven Kitchen) Pagoda, in the limestone Huong Tich mountains.
The centre of this complex is the Perfume Temple, also called Chua Trong (Inner
Temple), located in Huong Tich Cavern. It is thought that the first temple was built
on the current site of Thien Tru in the 15th century during the reign of Le Thanh
Tong. Over the years some of its structures which were in ruins have been restored
or replaced.
Many Vietnamese works of literature, both old and modern, have made Perfume
Pagoda their focus. It has also provided backdrops for many famous paintings. Its
beauty has been used as a theme of many famous songs and a topic of lyric poetry.
Nowadays during its festival (from the middle of
January to the middle of March on the lunar calendar), Perfume Pagoda attracts large
numbers of pilgrims from all over Viet Nam.
Statements T F Not
given

1. Perfume Pagoda is both a religious site and a great sight-seeing
spot in Viet Nam.
2. Thien Tru (Heaven Kitchen) Pagoda, also known as Chua Ngoai
(Outer Pagoda)
3. The Inner Temple is located in Huong Tich Cavern.
4. The first temple is thought to have been built on the current site of
Thien Tru in the 1590.
5. The beauty of the Perfume Pagoda has been the subject of many
famous songs and poems.
6. Pilgrims from all over the world visit the Perfume Pagoda during its festival.

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V.Complete each sentence with the correct tense (there is ONE negative form) of a suitable verb from the box (1 pt)

play be come graduate

1. I don’t know why Mai …………. a bit tense lately.

2. My cousin ………… from medicine in 2015.

3. I won the game because I ………. it a lot with my brother.

4. I think we ………. there on time if we don’t take the first bus.

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1.His little girl is so cute, _______?
A. wasn’t she B. isn’t she C. doesn’t she D. hasn’t she

2.Ha Noi’s four sacred temples, the of Ha Noi were built to defend
the four directions (East, West, South, North) of the ancient Thang Long capital
city.
A. communication B. feelings C. energy D. spirits

3.Choose the word which has a different stress pattern.
A. cooperative B. anniversary C. illiteracy D. considerable

4. Choose the word whose underlined part is pronounced differently from that of
the others.

A. example B. feed C. ink D. inhumane

5. Choose the word whose underlined part is pronounced differently from that of
the others.
A. included B. warned C. lived D. used

6.John: “I passed the final test with grade A” Paul: “________”
A. Thank you. B. Congratulation!
C. You’re so kind to say so. D. That’s a good idea.

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Choose the letter A, B, C or D that indicates the best answer to each of the
questions below. Write your answers in the box provided. (2.0 pts)
1. Villagers are more kind, friendly and warm-hearted than city .
A. dwellers B. foreigners C. beginners D. movers
2. The Van Phuc silk producers have expended their silk garment goods
they can satisfy the varied demand for their silk.
A. so that B. in order to C. despite D. because
3. It turned out that we rushed to the airport as the plane was delayed by
several hours.
A. hadn’t B. should have C. needn’t have D. mustn’t
4. Weaving mats in Dinh Yen, Dong Thap used to be sold in the “ghost” markets set
up at night and operate up to early morning the government built a new
market five years ago.
A. after B. as soon as C. when D. until
5. No city in America has monuments and museums into one area as
Washington, DC.
A. as much B. such many C. as many D. a few
6. His little girl is so cute, _______?
A. wasn’t she B. isn’t she C. doesn’t she D. hasn’t she
7. She asked me the seat or not.
A. if – had occupied C. whether – was occupied
C. if – has been occupied D. whether – occupied
8. By the age of 15, teenagers are better able to a more demanding
curriculum.
A. solve B. operate C. handle D. deal
9.The country now known as Myanmar Burma.
A. used to be called B. be called
C. called D. has called
10. “Monica is such a nice person.” “Yes. I wish I her more often.”
A. see B. will see C. saw D. have seen
11. Ha Noi’s four sacred temples, the of Ha Noi were built to defend
the four directions (East, West, South, North) of the ancient Thang Long capital
city.
A. communication B. feelings C. energy D. spirits
12. Portuguese as an official language in this city since three hundred years ago.
A. has always been spoken B. has been spoken always
C. has always spoken D. had always spoken
13. Choose the word which has a different stress pattern.
A. cooperative B. anniversary C. illiteracy D. considerable
14. Choose the word whose underlined part is pronounced differently from that of
the others.

A. example B. feed C. ink D. inhumane
15. Choose the word whose underlined part is pronounced differently from that of
the others.
A. included B. warned C. lived D. used
16. John: “I passed the final test with grade A” Paul: “________”
A. Thank you. B. Congratulation!
C. You’re so kind to say so. D. That’s a good idea.

1.Choose the incorrect part indicated by A, B ,C or D in the following sentence
I am tired of being told all the time what to do, and when doing it.
A B C D

2.Choose the word whose underlined part is pronounced differently from that of the others.
A. increase B. surprise C. release D. promise

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II. There is ONE mistake in each sentence. Pick it out and correct it.
Example: Jane is listening for music on the radio. for -> to
1. Why don’t you stop work and take a rest ? .
2. I was really tired. Therefore, I try my best to do this work. .
3. This gym is less convenient as the one near my house. .
4. His father promised sending him oversea if he chose biology as a major.

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