1. Nuclear energy, despite its early promise as a source of electrical power, is A B still insignificant in compared with older and safer energy sources. C D 2. The chorus plays a large part in any oratorio, link areas sung by soloists A B C D with segments of choral music. 3. The building blocks of the proteins necessary for life are amino acids, much A B of which cannot be synthesized by the body and must be included in the C D diet. 4. A pheromone is a chemical substance released by many kinds of animals to A B communicate with other members of its species.
Sưu tầm biên soạn: Đỗ Huyền Trang RÈN LUYỆN CHUYÊN ĐỀ SỬA LỖI SAI Nuclear energy, despite its early promise as a source of electrical power, is A B still insignificant in compared with older and safer energy sources C D The chorus plays a large part in any oratorio, link areas sung by soloists A B C D with segments of choral music The building blocks of the proteins necessary for life are amino acids, much A B of which cannot be synthesized by the body and must be included in the C D diet A pheromone is a chemical substance released by many kinds of animals to A B communicate with other members of its species C D It is possile to have wealth but little income and having income but no A B C wealth D On the floor of the Pacific Ocean is hundreds of flat- tipped mountains A B C more than a mile beneath sea level D Not until much later did she realize her long-known partner had been lying A B C D her Pop Art was a movement of the 1950’s and 1960’s whom language was A B C based on readily recognized American products and people D Sưu tầm biên soạn: Đỗ Huyền Trang All almost the electricity for industrial use comes from large generators A B C driven by steam turbines D 10.Mathematics is such important field and serves so many of the sciences A B that it is a prerequisite for studying every scientific discipline C D 11.It may be argued that modern presidents have far great responsibilities than their predecessors did 12.Although not widely sold, that book is considered to be best book on the A B C D subject 13.Building thousands of years ago, the ancient palace is popular with A B C D modern tourists 14.During our tour of the refinery, it was seen that both propane and gasoline A B C were produced in large volumes D 15.Bad polluted air can cause illness and even death to many people A B C D 16.The earth is the only planet with a large number of oxygen in its A B C D atmosphere 17.A fully grown male mountain lion may be eight long feet A B C D 18.People tend to make a lot of shopping at Xmas time A B C D 19.When the children realized that they were by themselves in the dark, they A B C became really frightening D Sưu tầm biên soạn: Đỗ Huyền Trang 20.With the development of underwater breathing equipment, helmeted A B divers can now descend six hundred foot if they breathe a special mixture C D of gases