[SC. ] PP1-45
看板GMAT (GMAT入學考試)作者jessical (adventurer)時間15年前 (2011/05/30 23:27)推噓0(0推 0噓 1→)留言1則, 1人參與討論串1/3 (看更多)
45. (26929-!-item-!-188;#058&003015)
The application of a new method for analyzing the chemistry of tooth enamel
allows scientists to examine molars of prehuman ancestors and determining
that their diets were more varied than had been supposed.
(A) The application of a new method for analyzing the chemistry of tooth
enamel allows scientists to examine molars of prehuman ancestors and
determining
(B) Through the application of a new method for analyzing the chemistry of
tooth enamel, the molars of prehuman ancestors were examined by scientists
who determined
(C) When they applied a new method for analyzing the chemistry of tooth
enamel, scientists examined molars of prehuman ancestors, determining
(D) Applying a new method for analyzing the chemistry of tooth enamel, the
molars of prehuman ancestors have been examined by scientists, who determined
(E) Applying a new method for analyzing the chemistry of tooth enamel,
scientists have examined molars of prehuman ancestors and determined
我想問一下為什麼(E)的時態變成過去完成式..
還有(C)為什麼不對...
先感謝大家....
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