初中英语人教新目标 (Go for it) 版七年级下册Section A教学演示ppt课件

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Learning ability gal掌握现在时行时态的结构及用法; 掌握动词的现在分词形式的构成方式。Emtinal gal培养同学间的友好相处，规范自己的行为，同时能提高他们的观察能力和判断能力，激发他们对学习英语的兴趣和热情，在接近生活常态的交际中能乐于模仿，敢于开口，积极参与，主动请教。Key teaching pints (1) 掌握现在进行时态的结构及用法;(2) 通过不同形式的练习来运用现在进行时态。
Learning gals
huse(n.)房子drink(v.)喝　(n.)饮料tea(n.)茶；茶叶tmrrw(adv.)在明天(n.)明天；未来
(1) —What’s he/she ding? —She's/He's washing the clthes.(2) —What are they ding? —They are listening t a CD.(3) —Is he reading a newspaper? —Yes, he is./N, he isn't.(4) —Are they using the cmputer? —Yes, they are./ N, they aren't. 
Language ability gal【语言能力目标】
clean the huse打扫房子make dinner做晚餐drink tea喝茶
—What is he/she ding?—He/She is…
Ask and answer.
—What is he/she ding?/What are they ding?—He/She is…/They’re…
What are they ding?
They are watching TV.
Guessing game
What is she ding?
She is playing the pian.
They are running.
She is dancing.
Grammar Fcus
Read and bserve this chart.
其中be(am、is、are)动词的形式要和主语保持一致。
现在进行时 be + ding
2. 句中出现nw, right nw, at the/this mment等时间状语或“Lk!”“Listen!” “Be quiet!” 等时，表示现在 (说话瞬间) 动作正在进行或发生，用现在进行时。 He is reading a newspaper at the mment.They are playing ftball. 看！他们正在踢足球。Be quiet! The baby is sleeping.
现在进行时(The Present Prgressive Tense)
1. 现在进行时的结构：be (am/is/are)+v.-ing
3. 当句中有these days, this week, this mnth, this term等时间状语，且句子要表达现阶段正在进行的动作。These days we are helping the farmers wrk n the farm. 这些天我们在农场帮农民们干活。
4. 语境暗示句子用现在进行时。—Where is Mr Wang?王先生在哪里？—He is reading a newspaper in the ffice.他正在办公室里看报。
动词-ing形式的变化规则
wash — washing sing — singing
write — writing dance — dancing
run — running sit — sitting
die — dying; tie—tying lie — lying
Observe this chart.
左栏例句中谓语部分的结构与右栏例句的谓语结构有何不同?
两栏例句中各使用的时间状语有何不同?
这两栏例句各表达什么概念？
左栏的一般现在时表示现在的状态，经常的或习惯性的动作；右栏的现在进行时表示现在正在进行或发生的动作。
左栏的谓语动词为d/des(动词原形/动词第三人称单数)；右栏的谓语动词为be(am/is/ are) + v-ing。
左栏的时间状语为ften；右栏的时间状语为nw。
Language pints
一般现在时和现在进行时的区别 一、概念不同： 一般现在时表示主语经常性和习惯性的动作或存在的状态，也表示说话者的能力及自然现象。而现在进行时表示说话时（瞬间）正在进行的动作，也表示目前或现阶段一直进行的动作。如： She ften des her hmewrk in the evening. 她经常在晚上做作业。 She is ding her hmewrk nw. 现在她正在做作业。
二、在构成方式上的不同： 1. 一般现在时中谓语动词的构成有以下三种情况： ①be动词的一般现在时形式：am，is，are. ②动词have的一般现在时形式：have，has. ③其他行为动词的一般现在时形式有动词原形或第三人称单数形式。 2. 现在进行时中谓语动词的构成是：am/is/are+动词的-ing形式（现在分词）。
三、时间状语不同： 1. 一般现在时的时间状语主要有：always，usually，ften，smetimes，never，every day，n Sundays，in the mrning/afternn/evening等；We play ftball in the afternn.我们在下午踢足球。（一般现在时）
2. 现在进行时的时间状语主要有：nw，these days，this week，at the mment等，有时句首有“Lk！”“Listen！”或“It’s+时刻”等词、句存在。My mther is reading a newspaper nw. 我妈妈正在看报纸。
1. 你在做什么？ _____________________2. 我在看电视。 __________________ 她在做什么？ ___________________ 4. 她在洗衣服。 _______________________
阅读Grammar Fcus部分，完成下列句子。
I’m watching TV.
What are yu ding?
What’s she ding?
She’s washing her clthes.
5. 他们在做什么？___________________ 他们在听CD。 __________________________ 你在做作业吗？__________________________ 是的。/ 不是。 __________________________
Yes, I am. / N, I’m nt.
They’re listening t a CD.
Are yu ding yur hmewrk?
9. 我在打扫我的房间。_____________________10. 他在读报纸吗？_______________________10. 是的。/ 不是。他在打篮球。__________________________________________11. 他们在用电脑吗？___________________________12. 是的。 / 不是。他们在锻炼。__________________________________________
Yes, he is./N, he isn’t. He’s playing basketball.
Is he reading a newspaper?
Are they using the cmputer?
Yes, they are./N, they aren’t. They’re exercising.
I’m cleaning my rm.
3a Write sentences fllwing the examples.
1. Jenny/clean the huse/nw ______________________________2. Bb/make dinner/every Saturday ______________________________
Jenny is cleaning the huse nw.
Bb makes dinner every Saturday.
3. Mary’s parents/drink tea/after dinner ______________________________________4. Bill/talk n the phne/nw ______________________________________5. Becky and Bb/watch TV/n weekends ______________________________________
Mary’s parents drink tea after dinner.
Bill is talking n the phne nw.
Becky and Bb watch TV n weekends.
drink v.喝 n.饮料；tea为不可数名词
Make cnversatins accrding t the sentences in 3a.
What is Jenny ding?
Read the sentences in 3b. Think f the right rder.
___ D yu want t g tmrrw then?___ OK. See yu tmrrw evening!___ I’m reading a bk.___ Let’s g at seven ’clck.___ N, this bk is really interesting.___ What are yu ding?___ D yu want t g t the mvies nw?___ Sure, what time?
/təˈmɒrəʊ/adv. 在明天 n. 明天；未来
3b Number the sentences in rder t make a telephne cnversatin. Then practice it with a partner.
Make yur wn cnversatins like 3b. Then act it ut with yur partner.
What are yu ding?
3c Take turns miming different activities in yur grup. The thers in the grup guess what the activities are.
I.用括号内所给词的适当形式填空。1.My parents ______________ (watch)TV in the living rm nw.2. Dn't talk. My little brther ___________ (sleep) in the next ! Sme girls ____________(sing) in the music rm.4. Be quiet, please. They ___________(have) the English test.5. He ften ________(g) t schl at seven in the mrning.
are watching
is sleeping
are singing
1. —What's that nise, Sam?—My little brther ________ with his ty car nw.A. will play B. is playingC. plays D. played2. – Listen! Wh ______in the music rm? –It must be Jane. She usually ______ at this time every day.A. is singing; sings B. is singing; is singing C. sings; is singing D. sing; sings
3.—Jack, I'm busy ding the washing. Can yu give me a hand?—Wait a mment. I ________ the bed.A. am making B. will makeC. was making D. make4.—What is Tm ding?—He ________ the cmputer t d his hmewrk. A. use B. used C. is using　 D. uses5.Listen! Our teacher ________ in the music classrm.A. sings B. sangC. will sing D. is singing
III.根据括号内的要求完成下列各题，每空一词(含缩略形式)。1. Mary plays the vilin every evening. (用nw改写句子)Mary ______ ______ ______ ______ ______.2. My sister Sissy is talking n the phne. (对划线部分提问)______ ______ ______ n the phne?3. The students are cleaning their classrm. (对划线部分提问)______ ______ the students ______?4. My grandma is making dinner. (改为一般疑问句)______ ______ grandma making dinner?5. Jane is ding her hmewrk. (改为否定句)Jane ______ ______ her hmewrk.
is playing the vilin nw
Wh is talking
What are ding
Is yur
isn’t ding
① 现在进行时态中以what引导 的特殊疑问句及其回答；② 现在进行时态的一般疑问句及其回答；③ 现在进行时与一般现在时在结构与用法上的差异。
Usefulexpressin
1. Review the wrds and expressins in this perid. 2. Understand the knwledge abut the present prgressive tense. 3. Make five sentences n what are yu ding nw.