sage, the author implies that the Mandans
(A)planned for the future
(B) valued individuality
(C)were open to strangers
(D)were very adventurous
7. The word "disaster" in line 22 is closest in meaning to
(A)control
(B)catastrophe
(C)avoidance
(D)history
8. According to the passage, the Mandans preserved their food by
(A)smoking
(B)drying
(C)freezing.
(D)salting
9. The word "it" in line 25 refers to
(A)June
(B)corn
(C)time
(D)squash
10. Which of the following crops was cultivated primarily by men
(A) Corn
(B)Squash
(C)Sunflower
(D)Tobacco
11. Throughout the passage, the author implies that the Mandans
(A)planned for the future
(B) valued individuality
(C)were open to strangers
(D)were very adventurous
D) harvesting squash.
7. The word "disaster" in line 22 is closest in meaning to
(A)control
(B)catastrophe
(C)avoidance
(D)history
8. According to the passage, the Mandans preserved their food by
(A)smoking
(B)drying
(C)freezing.
(D)salting
9. The word "it" in line 25 refers to
(A)June
(B)corn
(C)time
(D)squash
10. Which of the following crops was cultivated primarily by men
(A) Corn
(B)Squash
(C)Sunflower
(D)Tobacco
11. Throughout the passage, the author implies that the Mandans
(A)planned for the future
(B) valued individuality
(C)were open to strangers
(D)were very adventurous
D) harvesting squash.
7. The word "disaster" in line 22 is closest in meaning to
(A)control
(B)catastrophe
(C)avoidance
(D)history
8. According to the passage, the Mandans preserved their food by
(A)smoking
(B)drying
(C)freezing.
(D)salting
9. The word "it" in line 25 refers to
(A)June
(B)corn
(C)time
(D)squash
10. Which of the following crops was cultivated primarily by men
(A) Corn
(B)Squash
(C)Sunflower
(D)Tobacco
11. Throughout the passage, the author implies that the Mandans
(A)planned for the future
(B) valued individuality
(C)were open to strangers
(D)were very adventurous
狗屎
Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen.
Astronomers have measured the abundance of helium throughout our galaxy and in other galaxies as well. Helium has been found In old stars, in relatively young ones, in interstellar gas, and in the distant objects known as quasars. Helium nuclei have also been found to be constituents of cosmic rays that fall on the earth (cosmic "rays" are not really a form of radiation; they consist of rapidly moving particles of numerous different kinds). It doesn't seem to make very much difference where the helium is fou
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