elusive 发表于 2016-4-13 11:08
B里面a tool for private conversation修饰的是a substitute ,应该是修饰修饰radio。此外不同从句应该句子 ...
vi.len 发表于 2016-7-31 21:00
那第二句,instead,it has become不会出现指代不清的现象吗?it应该指代radio,但是根据就近原则又指代t ...
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