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Nikola Tesla, the inventor of alternating current, because he was excited with the prospects of harnessing Niagara Falls for producing electric power, he predicted in the mid-1890's that electricity generated at Niagara would one day power the streetcars of London and the streetlights of aris.
(A) Nikola Tesla, the inventor of alternating current, because he was excited with the prospects of harnessing Niagara Falls for producing electric power, he (B) The prospects of harnessing Niagara Falls to produce electric power was exciting to Nikola Tesla, the inventor of alternating current, and so he (C) Excited about the prospects of harnessing Niagara Falls to produce electric power, Nikola Tesla, the inventor of alternating current, (D) Nikola Tesla, the inventor of alternating current, excited about the prospects of harnessing Niagara Falls for the production of electric power and (E) The inventor of alternating current, excited with the prospects of harnessing Niagara Falls for producing of electric power, Nikola Tesla
破解版说D错 是and后没有加be 我觉得没加BE也很通顺啊?请指点!
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 答案是E 一个是现在完成时 一个是过去时 能并列吗?
[此贴子已经被作者于2009/10/24 13:18:33编辑过] |