表语与表语从句I 什么是系动词：系动词亦称连系动词(Link Verb）,作为系动词，它本身有词义，有人称和数的变化，但不能单独用作谓语，后边必须跟表语，构成系表结构说明主语的状况、性质、特征等情况。说明:有些系动词只在特定词义下才为系动词，因为它们可能是实义动词,该动词表达实义时，有词义，可单独作谓语。 例如: He fell ill yesterday.（fell 是系动词，后跟表语，说明主语情况.）He fell off the ladder。 (fell 是实义动词，单独作谓语）。II 系动词的种类1．状态系动词用来表示主语状态,只有 be 一词。例如:He is a teacher. 他是一名老师。(is 与表语一起说明主语的身份.）2．持续系动词用来表示主语继续或保持一种状况或态度，主要有 keep， remain, stay， lie, stand。例如:He always kept silent at meetings。 This matter remains a mystery。 She remained single for her life. It stays warm today。 He lay sick in bed. We will stand firm。 3。 感官系动词感官系动词主要有 look， feel， smell， sound, taste。例如： You looks tired。 You’d better have a rest. This kind of cloth feels very soft. I decide to buy some.The flowers in the garden smell very sweet, which makes me feel very comfortable。 Medicine tastes bitter， but it’s good to our health.4. 变化系动词这些系动词表示主语变成什么样，变化系动词主要有 become， grow， turn， fall， get, go， come, run, make.例如He became mad after that. She grew rich within a short time. He turned teacher later. He fell ill last week. He will make a good manager.这类系动词只有表示变化时是系动词，它们可以做实意动词,表示其他意义.5．表像系动词用来表示”看起来像”这一概念,主要有 seem, appear,。例如：He seems very sad. He appeared unhappy.6．终止系动词表示主语已终止动作,主要有 prove, turn out， 表达“证明是"，“结果是"之意。例如：The rumor proved false. The search for the lost boy proved difficult. His plan turned out a success。 III 什么是表语？放在系动词后面,构成系表结构用来说明主语的状况、性质、特征等情...
