求助： TT GWD 2-34

j96111 · 发表于 2007-5-2 23:15:00

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.

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

Answer: A

为何是A，我觉得是c，求助BCDE错在那？

mbamom · 发表于 2007-5-2 23:34:00

in C, "presuming such life forms left fossil traces to begin with" needs "that" after "presuming", plus "whether those traces can still exist" is better than "whether those traces still exist"

jdxf · 发表于 2007-5-3 03:22:00

解释的不错。赞同ing

chamcham · 发表于 2007-6-26 15:28:00

christy42728 · 发表于 2007-11-20 22:48:00

到底a?c?

mymengming · 发表于 2008-7-1 06:11:00

我赞成A

zhangwenteng · 发表于 2008-7-1 10:16:00

jintian · 发表于 2009-7-28 20:47:00

kittywmy · 发表于 2009-7-29 18:44:00

A~意思上要加can~

本贴相关题目 TN-19-SC-6 (ZLOW)

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求助： TT GWD 2-34

求助： TT GWD 2-34

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