1.She is being treated.这里being为现在分词(助动词?),is being treated是谓语。2.she is being friendly. 这里有几种情况:a.如果为主系表结构 she为主语 is 为系动词 being friendly为表语,那么being这里为动名词还是现在分词?b.如果为be动词的...
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will read an article by a boy from the USA ?句子要表达的意思是:我要读一本来自美国的一位小男孩写的文章。
我的问题是:如果补全,在 article 和 by a boy 之间,应该插入 which(或that) was written 还是 is wrtten, 还是 has been written 呢?
have difficulty in doing sth 在做某事方面有困难 We have difficulty in studying English. We should face difficulties. 请问:既然 difficulties 是可数名词,为什么 have difficulty in doing sth 中为什么不变成复数呢? 在 have difficulty in doing sth 中,difficulty 既...