awillleadaway 发表于 2014-8-16 17:57
我也遇到这个。疑问是13版OG的SC里第25题D。'doing' does not fit the opening clause, which is present-p ...
小尧哒哒哒 发表于 2016-3-20 11:12
但是务必注意,OG对D选项的解释并不是说“现在分词做状语不可以伴随修饰完成时态”,而是指drawing不是ha ...
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