这个they真的是无所指代。我有一个毛病就是先排除正确选项然后开始在错误选项里面犹豫纠结。。要死!
they没有指代
they无所指代
我一看到anticipated就以为必须要用完成时...结果忘了they无指代,这样就排除了ACE,B明显好一些。 But之后是三个并列的主语: accidents,weather conditions,and pilot errors.
注意they无指代!!!
Eliminate all the options with "they had anticipated" because they has no clear referent
Eliminate all the options with "they had anticipated" because they has no clear referent
they 多余,had时态不对
be careful ! they 没有指代 !
Eliminate all the options with "they had anticipated" because they has no clear referent
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