sound, smell, feel, taste, become等连系动词后通常不能接不定式：误：These oranges taste to be good. (应去掉to be)误：The roses smell to be nice. (应去掉to be)有的连系动词后接的从句可用不定式来改写：It seems that she’s right. / She seems to be right. 她似乎是对的。It appears that you have made a mistake. / You appear to have made a mistake. 似乎你弄错了。
连系动词基本用法连系动词是表示不完全谓语关系的动词，它与其后的表语一起构成谓语。常见的连系动词有be(是)，become(成为)，get(变成)，remain(还是)，seem(似乎是)，look(看上去)，feel(感觉)等。连系动词后的表语通常是名词和形容词，有时也可以是代词、数词、副词、介词短语、不定式、动名词、从句等：His English is excellent. 他的英语很棒。(跟形容词)Money isn’t everything．金钱不是一切。(跟代词)She was the first to arrive．她是个到达的人。(跟数词)Who is upstairs? 谁在楼上？(跟副词)He is with his friends. 他和朋友在一起。(跟介词短语)He seems to be ill. 他似乎病了。(跟不定式)Seeing is believing. 眼见为实。(跟动名词) </p 产品：澳博培训供货总量：不限产品价格：议定包装规格：不限物流说明：货运及物流交货说明：按订单
