Let’s ________ (6) at this picture. It’s the Great Pyramid of Giza. It __________ (7) a symbol of Egypt and the last of the ancient Seven Wonders of the World. It is located on the Giza, near the modern city of Cairo. It is __________ (8) and the oldest one among the three pyramids of the Giza Pyramid Complex. Scientists believe that this pyramid was built ___________ (9) a period of 10 to 20 years. For over 3,800 years, the Great Pyramid of Giza stood tall as the world’s tallest structure. In the pyramid, there is the _________ (10) of Khufu, the Fourth Dynasty Egyptian pharaoh.

Question 9

A. in     

B. on      

C. over      

D. at

Nguyên tắc quan trọng nhất của Việt Nam trong việc kí kết Hiệp định Sơ bộ ngày 6-3-1946 và hiệp định Giơnevơ năm 1954 về Đông Dương là

A. Phân hóa, cô lập cao độ kẻ thù 

B. Đảm bảo giành thắng lợi từng bước 

C. Đảm bảo vai trò lãnh đạo của Đảng 

D. Không vi phạm chủ quyền quốc gia

bai....................kho......................wa.....................troi.........................thi.................lanh...............lai....................mua...................tich....................ung.....................ho..................minh....................nha.......................huhu

IV. Read the following passage and choose the correct answer to each of the questions below.

   There are different ways to keep fit. One of the most important ways is by exercising. Exercising must be done regularly. The amount of exercise done each time is dependent on the free time that a person has. Exercises can be done from twenty minutes to an hour. Sometimes, daily five-minute exercises are just as effective.

   Exercising can take place both indoors and outdoors. Those who exercise indoors often do so in the comfort of gymnasiums. They train on equipment that has been specially designed for the different parts of the body. Sometimes, games can also be played indoors. Badminton courts and even some swimming pools are found indoors.

   There are many different types of outdoor exercises. These include tennis, cycling and even rock climbing. Most people enjoy outdoor activities because they like being in the Sun or are attracted to its sense of peace and quiet. Yet there are others who like the wind blowing against them. Some of these activities are only suitable for people who love adventure.

   The type of exercise a person takes up often depends on his lifestyle and personality. It is important that a person finds an exercise that is suitable for him.

According to the passage, why do some people spend less time exercising?

A. Five minutes is effective for them

B. They do not have much free time

C. Gymnasiums are expensive

D. They keep fit not by exercising

co nhieu  truong hop

truong hop1

x=20 y=10

a x+y=30

bx-y=10

tich di la mtiep cho

khi kho vat gap nong nen co lai

vd: may say toc lam kho toc