14. The higher the temperature of a molecule, (A) the more energy it has
(B) than it has more energy
(C) more energy has it
(D) it has more energy
15. Frontier surgeon Ephraim
MacDonald had to perform operations anesthesia.
(A) no
(B) not having
(C) without
(D) there wasn’t
16. young, chimpanzees are easily trained.
(A) When are
(B) When
(C) They are
(D) When they
17. A person of age may suffer from defects of vision.
(A) every
(B) some
(C) certain
(D) any
18. have settled, one of their first concerns has been to locate an adequate water supply.
(A) Wherever people
(B) There are people who
(C) Whether people
(D) People
19. If a bar magnet is , the two pieces form two complete magnets, each with a north and south pole.
(A) broken
(B) broke
(C) breaking
(D) break
20. The type of plant and animal life living in and around a pond depends on the soil of the pond, , and the pond’s location.
(A) what the quality of the water is
(B) how is the water quality
(C) the quality of the water
(D) what is the water quality