12 dam = 120 m.

Diện tích thửa ruộng HCN là:

  120 x 80 = 9600 ( m2 ) = 0,96 ha.

         Đáp số : 9600m2.

                    : 0,96 ha.

2 bình phương là 2²

2086 ko phải là 2 bình phương

ko có số thỏa mãn

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each the following questions.

Candidates should never be late for the interview,_______.

A. should they

B. shouldn’t they

C. are they

D. aren’t they

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each the following questions.

You can’t wash this jacket in the washing machine- you need to get it_____.

A. dry-cleaning

B. spin-dried

C. spring-cleaned

D. clean dried

_________ people are those who share the same interests, or points of view.

A. Light-hearted   

B. Like-minded     

C. Even-handed    

D. Open-minded

Biển đã đem lại những thuận lợi và khó khăn gì đối với kinh tế và đời sống của nhân dân ta?

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in

meaning to each of the following questions.

Twice as many men as women are insurance agents.

A. Women are twice as likely as men to have insurance. 

B. More men than women have insurance. 

C. Insurance is twice as difficult to sell to women as to men. 

D. Male insurance agents outnumber female agents.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

A. comfortable 

B. necessary 

C. community 

D. memorable