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1、一般现在时一、定义与讲解：一般现在时表示经常或习惯性的动作或一般性事实。，也可表示现在的状 态或主语具备的性格和能力。通常与副词every day （每天），always （总是）usually （通常）,often （经 常）sometimes （有时），等时间状语连用。例：（1）表示事物或人物的特征、状态。The sky is blue天空是蓝色的。Mary Sther is an English teacher. xX勺爸爸是一名英语老师。（2）表示经 常性或习惯性的动作。I get up at six every day 我 每天六点起床。She plays sports every
2、day.她每天都做运动。（3）表示客观现实。The table has four legs 桌子有四条腿。There are 50 students in my class.我们班有 50 个学生。（4）表示客观真理，科学原理，自然现象，等客观事实或格言谚语等。The sun rises in the east every day.xX每天从东方升起。The earth goes around the sun地球绕着 xx转。（5）表示平日的喜好。I like bananas. We don t like vegetables.He likes ice cream. She doesn t l
3、ike strawberries.二. 只有主语在第三人称单数时用动词的三单形式”其他人称用动词原形。动词三单形式的变化规则:1. (1)多数直接在动词词尾加-s.play plays like likesask-asks work-works get-gets call-calls(2) 以字母s, x, ch, sh或o结尾的动词，在词尾直接加-es.watch-watches wish-wishesdo-doesgo-goes(3) 以辅音字母加-y”结尾的动词，要先变y为i再加-es.try-triesstudy-studies cry-cries fly-flies2. 不规贝S变化
4、：be- ishave-has三、一般现在时的句子转换：(1) 变一般疑问句：当句子中有be动词或情态动词时，则把be动词或情 态动词(can,could等)提到主语的前面，(口诀：一调二变三问号)；(2) 变否定句：在be动词或情态动词后面直接加not变成否定句.(be后 no txx忘记)例： 陈述句：She is my sister.疑问句 t Is she your sister? Yes, I am./ No, Im no.否定句 t She is not my sister. 陈述句：I can play soccer.疑问句 t Can you play soccer? Yes,
5、Ican./ No, I can t.否定句 t i can not /can play soccer.注意：对一般疑问句的回答:一般用什么问就用什么来回答。但以下例外：Is this a pencil? Yes , it is./ No, it isn t.Is that your backpack? Yes ,it is./ No, it isn t.Are these your parents? Yes, they re./ No, they aren t.Are those Jim s brothers, they re./ No, they aren t.（3）当句子中没有be动词，
6、也没有情态动词时，变一般疑问句时，在主 语前加助动词do （I, we, you,以及复数）,does （第三人称单数she,he,it等）变成问 句；（4） 变否定句时，在主语后谓语动词前加助动词don t, doesn变成否定 句，切记：助动词后的动词则还原成动词原形。例： 陈述句： We get up （起床）at 7:00 every morning.疑问句 tDo you get up at 7:00 every morning?否定句 tWe don t get up at 7:00 every morning. 陈述句：She has a brother.疑问句 t Does s
7、he have a brother?否定句 t She doesn t have a brother.探 在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单 数形式，即常在动词原形后加-s或-es。但有些同学们对于哪些主语是第三人称单数还不十分清楚，现归纳总结如下：一、人称代词he, she, it是第三人称单数。如：He likes watchi ng TV.他喜欢看电视。She has lunch at twelve.她十二点吃午餐。二、单个人名、地名或称呼作主语；是第三人称单数。如： Han Mei likes salsd . xx 喜欢萨拉。 Beijing is in C
8、hina. xx 在 xx。 Un cle Wang ofte n plays volleyball. xx 叔叔经常打排球。三、单数可数名词或this / that / the+单数可数名词作主语时，是第三人 称单数。如： This book is yours.这本书是你的。 That car is red.The cat is Lucys.这只猫是露 xx 的。四、不定代词 some one, somebody, n obody, everythi ng, someth ing 等及指示 代词this, that作主语时，是第三人称单数。 Every one is here. 大家到齐了。
9、 There is a watch on the table.桌上有块手表。 This is a pen.这是一支钢笔。 That is an eraser.五、不可数名词作主语时为第三人称单数。如： The milk （牛奶）is in the glass.牛奶在玻璃杯里。 The bread is very small.那面包很小。六、当数字或字母作主语时，看作第三人称单数。如： 6 is a lucky number. 6是个 xx 数字。 I is a letter. I是个字母。、按照要求改写句子1. This is my pencil ?变一般疑问句)your pencil ?2.
10、 These red socks are Kate 变一般疑问句)socks Kate s ?3. Mary does not have any books .变肯定句)some books .4. She likes the black bag very much .变为否定句)5. I like apples.用 she 改写句子)6. It s an English diction对画线部分提7. He has hamburger and apples for dinner .变一般疑问句)二、用Be动词填空。1. youLi Fen ? No,not .2. Mr. greenvery
11、 busy? Yes , he.3.This bookvery interesting . 4. What classyou in ?5. You and Igood frie nds .6. The basketball clubfu n .三. 用所给动词的适当形式填空。1. Lin Tao(like) his ruler . 2. Let s(have) ice cream .3. Let s(play) tennis ! 4. He(like) English.5. Nice(meet) you ! 6. 1( need) some fruits.一般现在时用法专练：一、写出下列动词的
12、第三人称单数形式。havelikedri nkgostaystudyteach1. He ofte n(have) dinner at home.2. Dan iel and Tommy(be) in Class One.3. We(not watch) TV on Mon day.4. Nick(not go) to the zoo on Sun day.5. they(like) pears?6. your pare nts(have) eggs every day?7. There(be) some water in the bottle.18. Mike(like) cook in g
13、.9. They(have) the same hobby.10. Liu Tao(do) not like PE.11. This boy ofte n(watch) TV in the eve ning.五、改错(划出错误的地方，将正确的写在横线上)1. Is your brother speak English?2. Does he likes going fishing?3. He likes play games after class.4. Mr. Wu teachs us English.5. She don t do her homework on Sun days.一般现在时
14、态句型转换This is a white key.(对画线部分进行提问)Ben sbag is yellow and red .（对画线部分进行提问）Her name is Gina.（对画线部分进行提问）My phone number is 673-8220.（对画线部分进行提问）The boy sname is Jack.（对画线部分进行提问）The picture is on the wall.（对画线部分进行提问）Your baseball is under the chair.（对画线部分进行提问）His book is on the desk.（对画线部分进行提问）Some bal
15、ls are in thedresser.对画线部分进行提问）He is Johnny.（改为一般疑问句）These are his parents.（改为一般疑问句）This is my sister.（改为一般疑问句）14. The baseball is under the bed.（改为一般疑问句）15. My key is on the bed.（改为一般疑问句）16. He has a tennis racket.（改为一般疑问句）17have some baseball bats.（改为一般疑问句）18.She has many things to do today.（改为一般疑问句）19like hamburgers .（改为一般疑问句）20.They have a TV. 改为一般疑问句）25. You are Tina.（改为否定句
