gmat语法大全-gmat语法比较题(三十一)

　　951.A substance from the licorice plant, 50 times sweeter than sucrose, was recently discovered, is not only a natural sweetener but also prevents tooth decay.

　　(A) A substance from the licorice plant, 50 times sweeter than sucrose, was recently discovered

　　(B) A substance, which was recently discovered, from the licorice plant, 50 times sweeter than sucrose,

　　(C) A substance from the licorice plant, which was recently discovered to be 50 times sweeter than sucrose,

　　(D) A substance from the licorice plant, 50 times sweeter than sucrose , which was recently discovered,

　　(E) A recently discovered substance, 50 times sweeter than sucrose from the licorice plant,

　　the key:B

　　956.Baker was perhaps not the most gifted soloist in the orchestra, but the conductor felt what was lacking in his technical skill was more than made up by the passion with which he played the music.

　　(A) what was lacking in his technical skill was more than made up by

　　(B) what he lacked in technical skill was more than made up by

　　(C) whatever was lacking in his technical skill was more than made up by

　　(D) whatever he lacked in technical skill was more than made up for by

　　(E) whatever he lacked in technical skill he more than made up by

　　the key:B

　　978.Tektites, which may have been propelled to Earth from lunar volcanoes, are much like the volcanic glass obsidian, but their chemical composition is different than any terrestrial lava; they contain far less water than obsidian does and none of its characteristic microcrystals.

　　(A) is different than any terrestrial lava; they contain

　　(B) is different than any terrestrial lava’s, containing

　　(C) is different from that of any terrestrial lava; they contain

　　(D) differs from any terrestrial lava in containing

　　(E) differs from that of any terrestrial lava’s, containing

　　the key:C

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