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1、关于系动词用法第1页，讲稿共14张，创作于星期二状态系动词状态系动词 be用来表示主语性质或状态，只有用来表示主语性质或状态，只有be一词一词 He is a teacher.He is ill.(表示主语的状态表示主语的状态)连系动词连系动词 be 后根据情况可自由地接不定式作后根据情况可自由地接不定式作表语：表语：My dream is to be a scientist.All you have to do is to listen.第2页，讲稿共14张，创作于星期二表像系动词表像系动词用来表示用来表示“看起来像看起来像”这一概念，主要有这一概念，主要有seem,appear,look,
2、例如：例如：He looks tired.He seems(to be)very sad.She appears 18.But in fact,she is already 28.第3页，讲稿共14张，创作于星期二持续系动词持续系动词用来表示主语继续或保持一种状况或态度，用来表示主语继续或保持一种状况或态度，主要有主要有keep,remain,stay,lie,stand,continue.例如：例如：He always kept silent at meeting.This matter remains a mystery.It continued/remained rainy for da
3、ys.He stood quite still,except his lips moved slightly.The snow lay thick on the ground.第4页，讲稿共14张，创作于星期二注意：注意：(1)表示表示“仍然处于原来的状态仍然处于原来的状态”时，时，remain和和stay可以互换，例如：可以互换，例如：Three of them remained/stayed single.Shops should remain/stay open till later in the evening.The door stayed/remained closed.But t
4、he police themselves prefer to stay/remain unarmed.第5页，讲稿共14张，创作于星期二(2)表示表示“需要设法才能保持某种状态需要设法才能保持某种状态”时，时，可用可用keep和和stay.后常接的形容词有后常接的形容词有 calm,clean,awake,young,warm,fine等等.例如：例如：She knew she must keep/stay calm.Although they have many difficulties,they keep happy.Paul managed to keep/stay awake by d
5、rinking lots of strong black coffee.第6页，讲稿共14张，创作于星期二感官系动词感官系动词感官系动词主要有感官系动词主要有feel,smell,sound,taste,look.例如：例如：This kind of cloth feels very soft.This flower smells very sweet.The music sounds nice.The fish tastes good.第7页，讲稿共14张，创作于星期二变化系动词变化系动词 这些系动词表示主语变成什么样，变化系动词主要有这些系动词表示主语变成什么样，变化系动词主要有becom
6、e,grow,turn,fall,get,go,come,run.go和和come 是一对相反的词是一对相反的词.go+adj.表示令人不愉快的事表示令人不愉快的事;come+adj.表示好的事情表示好的事情,还可以接前缀还可以接前缀un-的过去分词作表的过去分词作表语，表示变化的情况。语，表示变化的情况。go blind/mad/hungry/bad come true/right/clear/dear/unstuck/untiedHis dream to be a pilot has come true.My shoelaces have come undone.She went blin
7、d at the age of 8.第8页，讲稿共14张，创作于星期二run后接后接 short,dry,low,deep等形容词等形容词,主语为流主语为流动性的或能消耗掉的东西。动性的或能消耗掉的东西。Their money was running short.The well has run dry.但表语为但表语为wild时时,主语是人主语是人;run wild(放荡不羁）放荡不羁）Dont let the children run wild.grow常指逐渐的变化常指逐渐的变化,表示身高、岁数的增长。表示身高、岁数的增长。My little brother has grown much
8、 taller in the past year.She grew thinner and thinner.Soon the sky grew light.第9页，讲稿共14张，创作于星期二turn表示表示“变得变得”,指变为与原先不同的情况指变为与原先不同的情况,通通常指颜色和天气等变化。常指颜色和天气等变化。The weather suddenly turned much colder.Her face turned blue with fear.She turned teacher after graduation.get“变成变成,变得变得起来起来”,后可接形容词后可接形容词,分词分词
9、,介介词短语词短语;接不定式时表示接不定式时表示“由不由不变得变得”.The days are getting longer and longer.He got excited about it.My watch gets out of order.第10页，讲稿共14张，创作于星期二 fall接接asleep,silent,quiet等静态形容词和表示等静态形容词和表示疾病的形容词，但不能接形容词的比较级。疾病的形容词，但不能接形容词的比较级。While I was doing my homework,my little sister fell asleep.She fell ill fro
10、m cold.The naughty boy fell silent suddenly.fall apart(散开散开)fall flat(没效果没效果)第11页，讲稿共14张，创作于星期二 become“变成变成;变为变为”(好坏均可好坏均可),语气正式语气正式,且不能用于将来时态且不能用于将来时态,强调结果强调结果.表人的身体状表人的身体状况况,情绪情绪,天气和社会变化时可与天气和社会变化时可与get互换使用互换使用.He became a lawyer.I became/got interested in math.He became/got angry with me.I hope y
11、ou will become/get well.第12页，讲稿共14张，创作于星期二注意：注意：1.become,turn,go,get,fall后面能接名词后面能接名词作表语作表语,其他则不能其他则不能.turn和和go后面的名词不带冠后面的名词不带冠词。词。His dream has become/got a reality.He has turned scientist.She has gone artist.He fell an victim to cancer.2.表变化的系动词用于进行时态时，表示逐渐的表变化的系动词用于进行时态时，表示逐渐的变化。变化。The days are getting/becoming longer and longer.She is growing to be more and more like her mother.第13页，讲稿共14张，创作于星期二感谢大家观看第14页，讲稿共14张，创作于星期二