Một nhóm có 3 học sinh nam và 7 học sinh nữ. Vậy phân số chỉ số học sinh nam so với tổng số học sinh cả nhóm  là:

A.  3 10

B.  7 10

C.  3 7

D.  7 3

Tìm x:  a)100 – 7 . (x – 5 ) = 58

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks

Schools in the United States have not always had a large number of libraries. As recently as 1958 about half of the public schools in the United States had no libraries at all. The (19)_______of public school libraries increased dramatically when the federal government passed the Elementary and Secondary Education Act of 1965, which provided funds for school districts to improve their education programs and facilities, including their libraries. (20) _______, many educators claim that since the legislation was passed federal spending has not increased sufficiently to meet the rising cost of new library technologies such as computer databases and Internet access.

Because the federal government provides only limited funds to schools, individual school districts (21)______ on funds from local property taxes to meet the vast majority of public schools tend to reflect the financial capabilities of the communities in which they are located. Districts in wealthy suburbs often have fully staffed libraries (22)________ abundant resources, spacious facilities, and curricular and instructional support. In (23) __________school districts in many poor areas house their libraries in ordinary classrooms or in small rooms. The libraries in such areas are generally staffed by volunteers, who organize and maintain books that are often out-of-date, irrelevant, or damaged.

Question 23:

A. conflict

B. converse

C. contrary

D. contrast

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

A. dedicate

B. fortunate

C. pratical

D. volunteer

Em ghép kết quả với phép tính thích hợp:

A. 1, 2, 3

B. 1, 3

C. 3, 4

D. 1, 3, 4

If we save _____________, we won’t pay much money. (ELECTRIC)