Cho tứ giác ABCD. Gọi M, N, P, Q theo thứ tự là trung điểm của các cạnh AB, BC, CD, DA. Gọi E là điểm bất kì nằm ngoài tứ giác, E là điểm đối xứng với E qua M, G là điểm đối xứng với E qua Q, H là điểm đối xứng với G qua P. Chứng minh rằng E là điểm đối xứng với H qua điểm N

Hai góc gọi là có cạnh tương ứng vuông góc nếu đường thẳng chứa mỗi cạnh của góc này tương ứng vuông góc với đường thẳng chứa một cạnh của góc kia. Xem hình 2.8 (a, b) rồi kể tên các góc nhọn (hoặc tù) có cạnh tương ứng vuông góc

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.

People say that Cameron was the best director of his time.

A. Cameron is said to have been the best director of his time.

B. Cameron is said to be the best director of his time.

C. It was said that Cameron was the best director of his time.

D. Cameron was said to have been the best director of his time.

Read the passage and mark A, B, C, or D to indicate the correct answer to each of the blanks.

Private school is not controlled by the government and is not supported by taxes or other public funds. A private school differs (31)__________ a public school, which operates with major support from government funds. Private schools are operated by religion groups or by independent organizations. Most private schools operate on a non-profit basis, although a few are run as businesses to make money for their owners. Private schools are (32)__________ chiefly by tuition, grants from their sponsors or contributions. Some private schools also have an invested money whose income is used to fund the school. In most countries, almost all schools were private until the early 1800’s. At that time, many government leaders began to encourage development of public schools to promote national progress by making education widely available to citizens. Today, the (33)__________ of public and private schools differs greatly from one country to another. In many developed countries, private schools offer a general focus on (34)__________ for college, a special focus on science, music or other subject areas; and religious instruction. The Roman Catholic Church is one of the largest sponsors of private schools (35)__________ the world.

Điền vào ô 35.

A. out 

B. on 

C. all 

D. throughout