小学五年级下册一般现在时.doc

小学五年级下册一般现在时一、一般现在时的功能1.表示事物或人物的特征、状态。如：I have a cold. 我感冒了。2.表示经常性或习惯性的动作。如：I get up at six every day.我每天六点起床。3.表示客观现实。如：The earth goes around the sun.地球绕着太阳转。二、一般现在时的构成1. be动词：主语+be(am,is,are)+其它。如：I am a student.我是一个学生。2.行为动词：主语+行为动词(+其它)。如：I have a cold. 我感冒了易错点：当主语为第三人称单数(he, she,it)时，要在动词后加-s或-es。如：Mary has a cold. Mary感冒了三、一般现在时的变化1. be动词的变化。（1）否定句：主语+ be + not +其它。如：I am not a student.我不是一个学生。（2）一般疑问句：Be +主语+其它。如：-Are you a student? -Yes. I am. / No, Im not.（3）特殊疑问句：特殊疑问词+一般疑问句。如：Where is my bike?我的自行车在哪？ Where are you from?你来自哪里？2.行为动词的变化。（1）否定句：主语+ dont( doesnt ) +动词原形(+其它)。如：I dont have a cold. 我没有感冒。易错点：当主语为第三人称单数时，要用doesnt构成否定句。如：He doesnt have a cold. 他没有感冒。练一练;We _ (not watch) TV on Monday.Nick _ (not go) to the zoo on Sunday.（2）一般疑问句：Do( Does ) +主语+动词原形+其它。如：- Do you have a cold？ 你感冒了吗？ - Yes, I do. / No, I dont.易错点：当主语为第三人称单数时，要用does构成一般疑问句。如：- Does she have a cold?她感冒了吗？- Yes, she does. / No, she doesnt.练一练：_ they _ (like) the World Cup（世界杯）?（3）特殊疑问句：特殊疑问词+一般疑问句。如：How does your father go to work? u 动词+s的变化规则1一般情况下，直接加-s， 如：like-likes,make-makes,look-looks2以s. x. sh. ch. o结尾，加-es， 如：guess-guesses, wash-washes, watch-watches, go-goes,do-does3以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studiesu 不规则变化have-has 四、一般现在时巩固练习:（一）、 写出下列动词的第三人称单数 drink _ go _ stay _ make _ look _ fly _ have_ pass_ carry _come_ watch_ plant_ study_ brush_ do_ teach_（二）、用括号内动词的适当形式填空。1. He often _ (have) dinner at home.2. Mike and Tom _ (be) in Class One.4. _ your parents _ (read) newspapers every day?5. The girl _ (teach) us English on Sundays.6. She and I _ (take) a walk together every evening.7. Mike _ (like) cooking.8. They _ (have) the same hobby(爱好).9. You always _ (do) your homework well.10. She _ (go) to school from Monday to Friday.（三）、按照要求改写句子1.Mike watches TV every evening.(改为否定句)_2. Do you do your homework every day?(作否定回答)_3. She likes mi