leena2006 发表于 2014-10-17 20:12
that 这里指的是troubles,做have failed to correct 的宾语,所以correct 后有it或者them的选项全杀,现在 ...
stevenisgenius 发表于 2013-6-24 21:34
The computer company’s present troubles a-are a result of technological stagnation, marketing misst ...
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