7. Since the 1930’s aircraft manufacturers have tried to build airplanes with frictionless wings, shaped so smoothly and perfectly that the air passing over them would not become turbulent. (A) wings, shaped so smoothly and perfectly (B) wings, wings so smooth and so perfectly shaped (C) wings that are shaped so smooth and perfect (D) wings, shaped in such a smooth and perfect manner (E) wings, wings having been shaped smoothly and perfectly so
为什么用B 不用A 呢？
22. In its most recent approach, the comet Crommelin passed the Earth at about the same distance and in about the same position, some 25 degrees above the horizon, that Halley’s comet will pass the next time it appears. (A) that Halley’s comet will pass (B) that Halley’s comet is to be passing (C) as Halley’s comet (D) as will Halley’s comet (E) as Halley’s comet will do
NO 7, SMOOTH and PERFECTLY represent 2 different quaities. smooth is kind of condition while perfect is not. look at the following sentence: most clothing could be packed flat, ... FLAT here has the same function as smooth, adj
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发表于 2003-9-24 17:57:00
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