1、A country life is a healthy life一般现在时一般现在时行为动词词型变化形式一般现在时动词只有第三人称有词形变化，其他人称动词均用原形单数第三人称动词变化多数在动词后加s play-plays like-likes,以s，x，sh，ch，o结尾的动词加es go-goes wash-washes,以辅音字母加y结尾，把y改i再加es fly-flies study-studies二.一般现在时动词be和have的变化形式1.动词Be 叫连系动词,连系动词be的用法：除了第一人称单数用am，和第三人称单数用is以外，其它人称用are。I am busy.You are
2、 busy.He(She)is busy.We(You,They)are busy.2.动词have的用法：除了第三人称单数用has以外，其它人称一律用have。如I have a pen.You have a pen.She(He)has a pen.三.一般现在时的句型1.肯定句构成：主语+动词(注意人称变化)+其它成分I have a dog.We like the little cat.2.否定句构成：行为动词的否定句：主语+助动词(do/does)+not+动词原形+其它成分We dont like the little cat.(借助于助动词do)She doesnt sing w
3、ell.(借助于助动词does)3.一般疑问句：A.行为动词的一般疑问句：助动词(do/does)+主语+动词原形+其它成分Do you like it?Yes,I do./No.I dont.B.动词BE 的一般疑问句Am/Is/Are+主语+其它成分Are you a teacher?Yes,I am./No,I am not.4.特殊疑问句：特殊疑问词+一般疑问句How many students are there in your school?What do you usually do on Sunday?四一般现在时的用法1.经常性或习惯性的动作，常与表示频度的时间状语连用。如：
4、every year,sometimes,at 5 oclock,on Sunday.I get up at six oclock every day.She smokes too much.2.表达客观真理，科学事实。如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。Three and four makes seven.The teacher told us that the earth moves around the sun.Shenyang lies in the north of China.3.在格言或名言警句中。Pride goes before a fall.骄
5、必败。Actions speak louder than words.事实用于雄辩。4.表示现在的状态、性格、个性。I dont want more,thanks.He is a good student.He is always ready to help others.练习一.用词的适当形式填空。1.What time_ his father _(do)the work?2.He _(get)up at five oclock.3._ you _(brush)your teeth every morning.4.What _(do)he usually _(do)after school?二选择()1._ you have a book?A.Do B.Are C.Is D.Have()2.They _ on a farm.A.working B.is work C.work D.is worked()3.Does Peter like to watch TV?_.A.Yes,he like B.No,he doesnt C.Yes,hed like D.No,he likesWhat have we learnt in this class?
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