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题库 / Prep2007E2-SC-88
Because Miranda, the smallest moon of Uranus, has a large number of different surface features, including craters, mountains, valleys, and fractures, some astronomers suggest that at one time repeated impacts broke the surface apart, and after which the fragments were subsequently rejoined because of mutual gravitational attraction.
repeated impacts broke the surface apart, and after which the fragments were subsequently rejoined because of
repeated impacts on the surface broke it apart, after which the fragments having rejoined with
through repeated impacts that the surface broke apart, after which the fragments subsequently rejoined by
the surface broke apart with repeated impacts, after which the fragments having rejoined through
the surface broke apart as a result of repeated impacts, after which the fragments rejoined through
1、and after which, 连词重复，and多余，排除A；
2、after which和which引导的非限制性定语从句功能类似，就近修饰名词，在E中就近修饰repeated impacts；
3、表原因用as a result of更为直接，because of 表indirect reasons；
4、having verbed 表达有误，会有暂时进行的完成时态吗？矛盾啊，排除BD.
5、after &subsequently -redundant, 排除C.
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