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1、一般现在时1.一般现在时的基本用法：1 经常性或习惯性的动作,常与表示频率副词的时间状语连用.时间状语： every morning, sometimes, on Sunday, often, usually等.例如：I wake up at six Oclock every morning.My friends often go to the park on Sundays.2 用于表示客观真理,客观存在,科学事实.例如：The earth moves around the sun.Tomorrow is Tuesday.3 用于格言或警句中.例如：Where there is a will
2、, there is a way.4 用于表示现在时刻的状态、能力、性格、个性.例如：I dont want so much. She is a good girl and always help others.My watch is very new.2.一般现在时的构成：当主语是第一人称,第二人称或第三人称复数时,谓语动词要用动词原形.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,即动词词尾要加s或 es.例. We have four classes in the morning every day.They work in a big office.She likes sing
3、ing very much.附注：动词的第三人称单数变化形式分为规则变化和不规则变化两种形式.1. 规则变化：1直接在动词词尾加-s.ask-asks work-works get-gets stay-stays2以字母s, x, ch, sh或o结尾的动词,在词尾直接加-es.fix-fixesdo-does go-goes pass-passeswatch-watches wash_washes 3以辅音字母加 y结尾的动词,要先变y为i再加-es.try-tries study-studies cry-cries2不规则变化：be- is have-has3. 一般现在时的句子转换：变否
4、定句、一般疑问句1一般疑问句：当句子中有be动词或情态动词时,则把be动词或情态动词提到主语的前面变成疑问句;否定句：在be动词或情态动词后面加not变成否定句.例：She is a student. I can swim. Is she a student? Can you swim? She is not a student. I can not swim.2一般疑问句：当句子中即没有be动词,也没有情态动词时,则在主语前加助动词do, does变成问句；否定句：在主语后谓语动词前加助动词dont, doesnt变成否定句,助动词后的谓语动词要变成动词原形.例：We get up at 7
5、:00 every morning. Do you get up at 7:00 every morning? We dont get up at 7:00 every morning.She has a little brother. Does she have a little brother? She doesnt have a little brother.百看不如一练一、写出下列动词的第三人称单数形式.sit swim read make run writetype go watch clean cry wash jump e study二、用do、does填空1、_ you rid
6、e a bike after school? Yes, I _.2、_ your sister like football? No, she _ not.3、What_ the students have? They have some pens.4、How_ Linda go to school? She goes to school on foot.5、He _ not speak English. He speaks Chinese.6、_ they watch TV on Sundays? Yes, they _ .7、 My father and mother _ not read
7、newspapers on Saturday.三、改句子1. Do you often play football after school? 2. I have many books. 改为否定句3. Gao Shans sister likes playing table tennis 改为否定句4. She lives in a small town near New York. 改为一般疑问句5. I watch TV every day. 改为一般疑问句6. David has got a goal. 改为一般疑问句7. We have four lessons.否定句8. Nanc
8、y doesnt run fast 肯定句9. My dog runs fast. 否定句：一般疑问句：10. Mike has two letters for him.一般疑问句：否定句：11. I usually play football on Friday afternoon.否定句: 一般疑问句: 12. Su Yang usually washes some clothes on Saturday.否定句: 一般疑问句: 13. Mingming usually waters the flowers every day否定句: 般疑问句: 14. Tom does his home
9、work at home.否定句: 一般疑问句: 现在进行时一、现在进行式的基本结构.1第一人称：主语 + am + 现在分词 + I am watching TV. 2第三人称单数：主语 + is + 现在分词 + She is washing the dishes. 3第二人称与复数人称：主语 + are + 现在分词 + They are playing games. 二、进行时的基本用法：1表示现在 正在发生的事情.We are waiting for you.2习惯进行：表示长期的或重复性的动作,说话时动作未必正在进行.Mr. Green is writing another nov
10、el.She is learning English under Mr. Smith.3表示渐变的动词有：get, grow, bee, turn, run, go等.The leaves are turning red. Its getting warmer and warmer. 4与always, constantly, forever 等词连用,表示反复发生的动作或持续存在的状态,往往带有说话人的主观色彩.You are always changing your mind.三、现在进行时谓语动词的变化规则1一般情况下,在动词后加ing构成. 如：work_working sleep_s
11、leepingwait_waiting study_studying2以不发音的e结尾的动词去掉e后再加ing. 如take_taking move_ movingwrite_writing.3以重读闭音节或r音节结尾且未尾只有一个辅音字母的动词,要双写未尾的辅音字母于加ing.如.sit_sitting plan_planning swim_swimming.4以字母ie结尾的动词,通常把ie改为y,再加ing.如.die_dying Lie_lying四、没有进行时态的动词1表示感觉的感官动词没有进行时态.see hear feel sound smell taste2表示存在状态的动词没
12、有进行时态have stay be own3表示人物的心理活动,态度情感等的描述性动词没有进行时态love like hate know think4) 表示一次性动作的动词没有进行时态decide give百看不如一练一写出下列动词的现在分词stand_ sleep_ jump_ walk_clean_ wash_ do_ go_listen_ read_ play _sing_have_ write_ e_ dance_skate_ make_ ride_sit_ run_ swim_二根据提示完成下列句子1.The students_ 2.Some girls_ 3.I_ 4.My mother_5.Helen_ 6._you_ 7._she_8._the boys_三、用所给的动词的正确形式填空：1.The boy _ a picture now.2. Listen! Some girls _ in the classroom .3. My mother
