8. The center of gravity of the human body --- behind the hip joint.
(A) locates
(B) locating
(C) to locate
(D) is located
9. The leaves and stems of the alfalfa plant are the only parts of the plant ---.
(A) the uses for livestock fees
(B) for using livestock feed
(C) used for livestock feed
(D) they are used for livestock feed
10. --- choose to live in or near metropolitan areas simply because they like the rapid pace of city life.
(A) So large numbers of people to
(B) There are large numbers of people
(C) Large numbers of people
(D) Large numbers of people who
11. --- to space travelers is high acceleration or deceleration forces.
(A) Danger can be
(B) They can be dangerous
(C) What can be dangerous
(D) While danger
12. Organic chemistry has made many new products---.
(A) possible
(B) as possible
(C) are possible
(D) they are possible
13. Perfectly matched pearls, strung into a necklace, --- a far higher price than the same pearls sold individually.
(A) in order to bring
(B) their bringing
(C) bringing
(D) bring
14. Some metropolitan newspapers would make sizable volumes --- in book form.
(A) than the print
(B) print them
(C) if printed
(D) they are printed
15. Pennsylvania ranks high among the states population --- many areas are sparsely settled.
(A) and yet
(B) so even
(C) if not
(D) except for
参考答案:
CABBA CBAAB DCDAA