Cho hình thang ABCD có (AB//CD) ;AB bé hơn CD . Gọi E;F là trung điểm AD;BC.Đường thẳng EF cắt BD ;AC tại I;K . a/Chứng minh : IK = CD-AB/2 .

b/Cho AB=4;CD=7.Tính EI;KF;IK.

. Cho các loại cá sau: cá chép, cá nhám, cá đuối, lươn…
- các loài cá trên có những đặc điểm nào khác nhau? Đặc điểm đó đã nói lên điều gì?
- những loài cá trên có những đặc điểm nào giống nhau

Read the passage and then answer the questions below. (1pt)
In the summer holiday, Mr. and Mrs. Brown and their children, Peter and Susan often go
to the beach for two or three days. They always go to Vung Tau in the south of Viet Nam. They
usually stay in a small house or a flat by the sea, but sometimes they stay in a hotel. Last
summer, they went to Nha Trang. They stayed at the Sun Shine hotel for three days. In the
morning, Peter played soccer with his father on the beach. Susan and her mother walked long
the beach and built sand castles. They visited Tri Nguyen aquarium and saw different kinds of
fish there. They also bought a lot of souvenirs for friends.
Questions:

1. Where do the Browns often go for their summer vacation?
………………………………………………………………………………………
2. Where did they go last summer?
………………………………………………………………………………………
3. How long did they stay there?
………………………………………………………………………………………
4. What did Susan and her mother do in the morning?
………………………………………………………………………………………

Read the text below and think of the word which best fits each space. Use
only ONE word in each space. (2,5pts) (Đọc đoạn văn rồi điền một từ thích hợp ở trong khung
dưới đây vào chỗ trống)
cause pulled treat decay sugar
wear eat teeth middle-age thought
Many people nowadays have to (1) ___________ false teeth when they are (2) _____________ .
The reason is that tooth (3) __________ increases a lot. The amount of (4) ____________ on our food
also increases. Doctors and dentists now know that sugar is the chief (5) ______________ of tooth
decay. Eskimos’ (6) ___________ , for example, started to decay when they began to (7) ________
sweeter food.
Long ago doctors didn’t like to (8) _________ people’s teeth. Barbers and Blacksmiths looked
after people’s teeth and (9) __________ them out when they decayed. Some people (10) __________
toothache was a punishment from the Gods.
Write your answers here:
1 …………...... 2........................ 3........................ 4........................ 5.....................
6 …………....... 7........................ 8........................ 9........................ 10...................

Question 5. Choose the underlined word or phrase in each sentence that needs
correcting then correct them. (1pt) (Chọn từ hay cụm từ có phần gạch chân chưa đúng cần
sửa lại trong những câu sau đây, như ví dụ sau)
Ex: * The children are very boring and they don’t know what to do.
A B C D
Answer: B boring => bored
1. You look tired. You’d better stay inside on recess.
A B C D

Answer: ………. .....…-> ……....…..........
2. Tuan is the more intelligent student in our class.
A B C D
Answer: ………. .....…-> ……....…..........
3. My brother doesn't like durians, and I don't like them, too.
A B C D
Answer: ………. .....…-> ……....…..........
4. Three days ago, The Browns go for a picnic in the country.
A B C D
Answer: ………. .....…-> ……....…..........

Question 4. Complete the sentences with the correct form of the words in brackets. (1pt)
(Cho dạng đúng của những từ in hoa trong ngoặc để hoàn thành những câu sau)
Ex: * This dictionary is very .................... for you to learn English. (USE)
=> This dictionary is very useful for you to learn English
1. Nam is very ................................. in computer. (INTEREST)
2. Miss Quyen is a ............................................... . She travels a lot. ( JOURNAL )
3. Catching the common cold is ...................................... for everybody. (PLEASE)
4. Mr. Pike didn’t go to work yesterday because of his ............................ . (SICK)

Cho tam giác ABC cân tại A , M là trung điểm của BC .

a/. C/m góc BAM = góc CAM .

b/. Từ M hạ MH vuông góc với AB ( H thuộc AB ) và MK vuông góc với AC ( K thuộc AC ) , C/m AK = AH .

c/. C/m KH // BC .