一、一般现在时:(1、现在的状态。 2、经常或习惯性动作。 3、主语所具备的性格和能力。4、真理。)1、标志: often (经常) ,usually(通常) ,sometimes (有时) ,always (总是) ,never(从不) , on Sundays (在星期天) , every day/month/year(每一天 / 月/ 年)2、结构:( 1)主语 +连系动词be(am/is/are)+名词 / 形容词 / 数词 / 介词短语 / 副词等做表语表状态(包括 There be +n.)练习: 1.I______(be) a student. My name_____(be) Tom. 2. Where _____(be) my shoes? They___(be) here. 3.Who ____(be) the girl with long straight hair? I think she ___(be) Kate. 4. You and I ___(not be) in Class Six. 5.___(be) there a supermarket on the Fifth Avenue? Yes, there_____(be). 6. ____ her parent tall? No, he____. ( 2)主语(非第三人称单数)+行为动词原形 +其他 (用助动词do 帮助构成否定句、一般疑问句和特殊疑问)( 3)主语(第三人称单数) +行为动词的第三人称单数+其他(用助动词 does 帮助构成否定句、一般疑问句和特殊疑问句)行为动词第三人称单数加-s 的形式 1.- s 2. 辅音+y: study-studies 3.以 s,x,ch,sh结尾 watch-watches teach-teaches4特殊 have-has do-does go-goes .1)His parents _______(watch) TV every night. 肯定句 1) My brother _________(do) homework every day. 2)His parents _________(not watch) every night.否定句 2)My brother________(not do)homework every day. 3)_____his parents_____(watch) TV every night? 一般疑 3)______ your brother _____ homework every day? Yes, they _______. No, they _______. Yes, he______. No, he _________. 4)When___ his parents _____(watch) TV? 特疑 4)When _____ your brother ____(do) homework? They watch TV every night. He does homework every day. 二.现在进行时:表示说话瞬间或现阶段正在进行的动作。1、 标志: now (现在) listen(看) look (听)2、 结构: 主语 +助动词 be(am/is/are)+行为动词的现在分词 (doing) 现在分词的构成: 1.-ing: eat-eating 2.辅音字母 +e: take-taking 3. sit, ...