1、 一般现在时一、一般现在时的用法1表示经常的或习惯性的动作，常与表示频度的副词连用。常用的频度副词有： always、often、 usually、seldom、never、sometimes, every week (day, year, month), once a week, on Sundays。频度副词在句中通常放在行为动词之前，系动词、助动词之后。e.g. He often goes swimming in summer.他夏天经常游泳。I usually leave home for school at 7 every morning. 每天早上我七点离开家。2表示现在的状态。e
2、.g. My father is very busy now. 我父亲很忙。The boy is twelve. 这男孩十二岁。3表示主语具备的性格、特征和能力等。e.g. All my family love football .我全家人都喜欢足球。Ann writes good English but does not speak well. 安英语写得不错，讲的可不行。4表示客观真理，客观存在，自然现象。e.g. The earth moves around the sun. 地球绕太阳转动。Shanghai lies in the east of China. 上海位于中国东部。二、动
3、词的第三人称单数词尾变化当主语是第三人称单数时，谓语动词需加-s 或-es：规则 动词原形 第三人称单数形式一般在词尾加-s，( 清辅音后读s，在浊辅音后读z；在t 后读ts,在 d 后读dz。)playleaveswimplaysleavesswims以字母 s, x, ch, sh, o 结尾的词加 -es，读 iz ,如果动词原形词尾已有 e,则只加-s。passfixteachwishdopassesfixesteacheswishesdoes以辅音字母加 y 结尾的词，先变y 为 i, 再加-es,读z 。studycarryflystudiescarriesflies注意：动词 h
4、ave 的第三人称单数是 has.三、一般现在时的句子转换:1）e.g. 陈述句：She is a student.疑问句 Is she a student? Yes, she is./No, she isnt.否定句 She is not a student.陈述句：I can swim.疑问句 Can you swim? Yes, I can. / No, I cant.否定句 I can not swim.小结：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 等等)提到主语的前面变成疑问句;在 be 动词或情态动词后面加 not 变成否定句.2）e.
5、g.陈述句：We get up at 7:00 every morning.疑问句Do you get up at 7:00 every morning?否定句We dont get up at 7:00 every morning.陈述句：She has a little brother.疑问句 Does she have a little brother?否定句 She doesnt have a little brother. 小结：当句子中既没有 be 动词，也没有情态动词时，则在主语前加助动词 do (you,以及复数), does（单数she, he, it）变成问句；在主语后谓语
6、动词前加助动词 dont（I, you ,以及复数), doesnt（单数 she, he, it）变成否定句，助动词后的动词要变成动词原形。常见考点、典型例题与练习练习: drink- go- stay-make- look- have- pass- carry- come-watch- plant- fly-study- brush- do-teach- swim- jump-walk- eat- copy-write plays- buy-小结：动词第三人称变化规则：一般情况下在单词后面加-s。 以 s, x, ch, sh, o 结尾的在单词后面加-es。以辅音字母加-y 结尾的，把
7、y 变 i 再加-es, 以元音字母加-y 结尾的，直接加-s。have 的第三人称单数形式是 has.练习:（一）选择题（ ）1. _Alice often play the piano. No, she _. A. Do; do B. Does; does C. Does; doesnt （ ）2.-What do you usually do on the weekend?-I _. A. goes swimming B. go swimming C. visiting grandparents （ ）3. I _ a student. I go to school _bus every
8、 day. A. is; by B. am; on C. am; by （ ）4. My mother and I _ always watch romantic films. A. doesnt B. dont C. do （ ）5. Is this Amys sweater? A. Yes, its. B. Yes, it does. C. No, it is. D. No, it doesnt. ( )6.My sister _ to work by subway everyday.A. go B. goes C. do D. does（二）用括号内动词的适当形式填空。1. He oft
9、en _(have) dinner at home.2. Daniel and Tommy _(be) in Class One.3. We _(not watch) TV on Monday.4. Nick _(not go) to the zoo on Sunday.5. _ they _(like) the World Cup?(三)按要求完成下列各题1. Do you often play football after school? (肯定回答)_2. I have many books. （改为否定句）_3. Gao Shans sister likes playing table
10、 tennis （改为否定句）_小结：学会区分第一、第二、第三人称,以及第三人称单复数，是做题的关键。 单数 复数第一人称 I we第二人称 you you知识拓展与延伸（一）区分下列句子的时态：Where did you go just now?Ill meet you at the school gate tomorrow morning.I went to hospital yesterday.What are you doing ?We are waiting for you now.（二）改错(划出错误的地方，将正确的写在横线上)1. Is your brother speak En
11、glish? _2. Does he likes going fishing? _3. He likes play games after class. _4. Mr. Wu teachs us English. _5. She dont do her homework on Sundays. _四、 课堂小结1、学生回顾总结本节课有关的主要知识；2、教师针对学生总结做指导，再次强调重难点。一般现在时态的用法；动词第三人称单数词尾的变化规则；句子转换。五、课后作业布置（一）.选择填空1I want_ homework now. He/she/it they第三人称人名（Alice ）Amys
12、sweatermy sistermy mother and IA. doing B. to do C. to do my D. do my2Its time_.A. go to school B. play games C. to go home D. to do my homework3_go and help her. A. Lets me B. Lets us C. Lets D. Lets to4Do they have a new car? Yes,_.A .they are B. they have C. they dont D. they do5He often _ supper
13、 at 6:00 in the evening.A. have B. has c. is having D. is eating6. We _ any Chinese classes on Friday.A. are having B. arent having C. dont have D. are have（二）.用括号内动词的适当形式填空。1. your parents _ (read) newspapers every day?2. The girl _ (teach) us English on Sundays.3. She and I _ (take) a walk togethe
14、r every evening.4. There _ (be) some water in the bottle.5. Mike_ (like) cooking.6. They _ (have) the same hobby.7. My aunt _ (look) after her baby carefully.8. You always _ (do) your homework well. 9. She _ (go) to school from Monday to Friday.10. Liu Tao _ (do) not like PE.11. The child often _ (w
15、atch) TV in the evening.12. Wang Kai and Wang li_ (have) eight lessons this term.13. What day _ (be) it today? Its Saturday.14. Mike sometimes _(go) to the park with his sister.15. At eight at night, she _(watch) TV with his parents.（三）.按要求完成下列各题1. Do you often play football after school? (肯定回答)_2. Gao Shans sister likes playing table tennis （改为否定句）_3. Nancy doesnt run fast （肯定句）_4. My dog runs fast. 否定句：_一般疑问句：_5.Mike has two letters for him. 一般疑问句：_否定句：_
