29. _______ are people who study the moon, stars, and other planets through telescopes and by analyzing photographs.
(A) Analysts
(B) Astronauts
(C) Astronomers
(D) Assistants

25. _______ by a car, John was hospitalized. (A) Hitting (B) Hit (C) Was hitting (D) Was hit

26. The teacher asked the students ______ . (A) either to write an assignment or give a presentation (B) not only to write an assignment or give a presentation (C) neither to write an assignment or give a presentation (D) as well to write an assignment or give a presentation

27. We don’t know if she will do it. (A) We don’t know how she will do it. (B) We don’t know why she will do it. (C) We don’t know whether she will do it. (D) We don’t know where she will do it.

28. Since a commander cannot be familiar with the actions of every operation or individual under his control, he must depend on his staff members to keep him informed. If the information is incorrect or insufficient, he is inclined to make a poor decision. According to this paragraph, ________ . (A) the staff makes decisions for the commander (B) the commander does not make bad decisions (C) the decisions are made on available information (D) a commander knows all actions and individuals

30. Studies by scientists ________ that the surface of the moon is rocky and dusty. (A) indicate (B) suggest (C) deny (D) ignore

31. Astronauts are people who travel _______ . (A) by boat (B) to islands (C) in space (D) on foot.

32. Craters were formed when _______ hit the moon. (A) bodies (B) meteors (C) water (D) mud

33. A car could weigh ______ on the moon as it does on earth. (A) one-sixth as much (B) six times more (C) the same (D) one-fifth as much

34. Neither the earth nor the moon _________. (A) shines from light reflected by the sun (B) is composed of burning gases like the sun (C) exerts the force of gravity (D) finds life forms

35. How long is the OCS program? (A) 8 weeks (B) 16 weeks (C) 7 weeks (D) 15 weeks