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标题: 两道SC..跪求大牛解答 [打印本页]

作者: yxlam    时间: 2010-5-1 16:48
标题: 两道SC..跪求大牛解答
1.NASA’s methodical approach to the exploration of Mars has not yet answered the questions of whether biological life forms ever emerged on Mars and whether, presuming such life forms having left fossil traces to begin with, those traces can still exist in some moist recesses of the cold and arid planet.



  1. and whether, presuming such life forms having left fossil traces to begin with, those traces can
  2. and whether, if it is presumed that such life forms left some fossil traces to begin with, can those traces
  3. and whether, presuming such life forms left fossil traces to begin with, those traces
  4. and, presuming such life forms did leave some fossil traces to begin with, if they can
  5. and, presuming such life forms to have left fossil traces to begin with, if they


2.Unlike the body’s inflammatory response to cuts and sprains, with widespread swelling and stiffness immobilizing the injured area until it heals, the body’s response to sunburn is more localized and resulting in a distinct line dividing affected and unaffected areas of the skin.



  1. with widespread swelling and stiffness immobilizing the injured area until it heals, the body’s response to sunburn is more localized and resulting
  2. where the injured area is immobilized with widespread swelling and stiffness until it has healed, sunburn generates a more localized response in the body, which results instead
  3. with the injured area immobilized by means of widespread swelling and stiffness until healing, sunburn generates a more localized response in the body, one resulting
  4. in which widespread swelling and stiffness immobilize the injured area until it has healed, the body’s more localized response to sunburn results
  5. in which widespread swelling and stiffness immobilize the injured area until healing, instead, the body’s more localized response to sunburn results

作者: pennyconan    时间: 2010-5-1 18:02
是不是2 和5。。。 错了就
作者: yoko87    时间: 2010-5-1 18:17
答案为3,4
作者: venus2elva    时间: 2010-5-1 18:31
是3和4。。。

第一题我对1和3有点纠结。
看到if表示是否,就直接排除了2,4,5。

然后1里面,时态having left,我只能看出来是left动作短暂,不好用完成时。但是我怎么觉得还是完成时表达意思比较好 = =
can,是原句里面的情态动词,C把它拿掉的依据是不是因为与whether有点重复了。
请童鞋们指正。

第二题,根据比较对象对等,先排除了2,3。
1的对称不是很严密,但个人认为关键是错在平行了。
5里面instead多余了,因为前面的比较结构,unlike...已经表达了这层意思。until后面要用完成时。
作者: pennyconan    时间: 2010-5-1 19:42
我不理解presuming的用法。。。 求指教
而且if在这里不是解释为“如果”的吗?
作者: yxlam    时间: 2010-5-3 21:49
答案应该就是3,4
第一题关于can,个人认为题目更强调的是those traces是否存在成为证据,而非是否"能"存在.因此弃用can
第二题当时做的时候由于时间比较紧看到the body’s response to sunburn对称就选了,现在想估计是with  widespread swelling and stiffness immobilizing the injured area until it heals的问题,总觉得with后面不能这么说.请大牛指教.

p.s.感谢回复~
作者: yxlam    时间: 2010-5-3 22:02
据说 if和whether是不能同时出现的..
作者: gracezz    时间: 2010-5-4 13:30
第一题我也选了C,但是有个疑问:presuming such life forms left fossil traces to begin with这里是个presuming引了个从句吧?那代词 that可以省吗?




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