Tổ chức lãnh đạo cuộc đấu tranh của nhân dân Nam Phi chống chế độ A-pác-thai là

A. Đảng cộng sản Nam Phi.

B. Đại hội các dân tộc Phi.

C. Đảng dân chủ Nam Phi.

D. Liên minh châu Phi.

Nước Cộng hòa Nam Phi ra đời là do

A. áp lực đấu tranh của nhân dân Nam Phi.

B. chính quyền Anh không còn đủ sức để duy trì chế độ thống trị ở Nam Phi.

C. do sức ép từ phía Mỹ muốn gây ảnh hưởng với châu Phi.

D. do sự phản đối của dư luận quốc tế.

Vận tốc là gì? Viết công thức tính vận tốc (chỉ rõ các đại lượng).

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 from 33 to 42.

Everyone wants to reduce pollution. But the pollution problem is (33)______ complicated as it is serious. It is complicated (34)______ much pollution is caused by things that benefit people. (35)______, exhaust from automobiles causes a large percentage of air pollution. But the automobile (36)______ transportation for millions of people. Factories discharge much (37)______ the material that pollutes the air and water, but factories give employment to a large number of people.

Thus, to end (38)_______ greatly reduce pollution immediately, people would have to (39)______ using many things that benefit them. Most of the people do not want to do that, of course. But pollution can be (40)______ reduced in several ways. Scientists and engineers can work to find ways to lessen the (41)______ of pollution that such things as automobiles and factories cause. Governments can pass and enforce laws that (42)______ businesses and traffic to stop, or to cut down on certain polluting activities.

Điền vào ô số 42

A. forbid 

B. prevent

C. request

D. require

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the best option for each of the blanks. Fill in the appropriate word in question 60

      I was raised on a farm in a remote village in the 1950s. The winter months were endless and everything was covered in snow. I was always (53)________ for the warmer weather to come. When spring arrived, everything came alive- flowers would bloom and the animals would come out of hibernation. I would follow the bear tracks and search for them. Once, however, I (54) ________ an angry mother bear who saw me (55) ________ a threat. (56) ________ the sight of the bear, I did what my father had told me. I stood still until she stopped growling and walked away. The trick was effective, but looking back now, I realized that the situation was (57) ________ more serious than I thought at the time. By the age of twelve, I had lots of camping (58) ________, as I used to go camping with my dog on my school holidays. We would spend days (59) ________ the forest, catching fish for dinner, (60) ________ at the frogs and the (61) ________ of birds and the insects hopping up and down on the surface of the water. Of course, this was possible only during the warm months. When the autumn came, everything went quiet, which was quite usual in those parts. It wasn’t long before the animals disappeared, the birds (62) ________ south and the snow took over. The place became deserted once again.

A. watching

B. looking

C. noticing

D. observing