Viết kết quả phép tính dưới dạng một lũy thừa:

a,  7 5 : 7 2

b,  11 6 : 11 3

c,  10 9 : 10 3 : 10

d,  x 9 : x 5 : x x ≠ 0

Nội dung nào dưới đây không thể hiện quyền bình đẳng trong lao động?

A. Bình đẳng trong giao kết hợp đồng lao động

B. Bình đẳng trong thực hiện hợp đồng lao động

C. Bình đẳng giữa lao động nam và lao động nữ

D. Bình đẳng trong tự chủ đăng kí kinh doanh

Have I told you about _________the government is dealing?

A. the problem with that                            

B. the problem with which

C. the problem                                           

D. the problem that

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks .

We are using up the world’s Petroleum. We use (18) _______ in our cars and to heat our building inwinter.Farmers use petrochemicals to (19)_______ the soil rich. They use them to kill insects (20) _______ eat plants. These chemicals go (21)_______  rivers and lakes and kill the fish there. Thousands of pollutants also go into the air and pollute it. Winds carry this (22)_______ air to other countries and other continents.

Poor farmers use the same land over and (23)_______. The land needs a rest so it will be better next year. However, the farmers must have food this year. Poor people cut down forests (24)_____ firewood. In some areas when the trees are gone, the land (25)_______ desert. Poor people can’t save the environment for the (26)_______            

     This is not a problem for one country or one area of the world. It is a problem for all- humans. The people and the nations of the world must work together to (27)_______ the world’s resources.

Điền vào số (26)

A. future   

B. time being        

C. times      

D. period

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks .

We are using up the world’s Petroleum. We use (18) _______ in our cars and to heat our building inwinter.Farmers use petrochemicals to (19)_______ the soil rich. They use them to kill insects (20) _______ eat plants. These chemicals go (21)_______  rivers and lakes and kill the fish there. Thousands of pollutants also go into the air and pollute it. Winds carry this (22)_______ air to other countries and other continents.

Poor farmers use the same land over and (23)_______. The land needs a rest so it will be better next year. However, the farmers must have food this year. Poor people cut down forests (24)_____ firewood. In some areas when the trees are gone, the land (25)_______ desert. Poor people can’t save the environment for the (26)_______            

     This is not a problem for one country or one area of the world. It is a problem for all- humans. The people and the nations of the world must work together to (27)_______ the world’s resources.

Điền vào số (23)

A. over      

B. again      

C. repeatedly       

D. repeatin

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following questions.

Customer: "Can I try this jumper on?"

 Salesgirl: "_____"

A. No, the shop is closed in half an hour

B. Sorry, only cash is accepted here

C. Yes, it costs one hundred and fifty dollars

D. Sure, the changing rooms are over there

Lượng glucozơ cần dùng để tạo ra 2,73 gam sobitol với hiệu suất 80% là

A. 2,16 gam

B. 2,73 gam

C. 2,7 gam

D. 3,375 gam