由非谓语动词开头的、表示一个独立、完整的含义的结构叫做非谓语动词短语。 【起止标识】标记非谓语动词短语时,一定是从动词不定式(to do)、动名词(doing)或分词(现在分词doing或过去分词done)开头,到以下四种情况终止。 ① 到句尾终止,如:Li Hui is a teacher (teach...
There is some difficulty in doing sth意为“做某事有些困难”。 There is much difficulty in doing sth意为“做某事许多困难”。 There’s a need for…意为“需要或有必要…”。 二. prefer句型 (1) prefer to do sth 例:I prefer to stay at home. (2) prefer do...
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