初中英语Section 2教学ppt课件

这是一份初中英语Section 2教学ppt课件，文件包含Unit3Treesandus第3课时Grammar课件pptx、Unit3Treesandus第3课时Grammar教学设计docx、Unit3Treesandus大单元整体教学设计docx等3份课件配套教学资源，其中PPT共46页， 欢迎下载使用。
By the end f the lessn, I will be able t...
understand the structure and usage f present cntinuus tense.
describe what is happening r happening using the present cntinuus tense.
use the present cntinuus tense crrectly t describe the cntent f a pht by bservatin.
Learning bjectives
understand that certain verbs that express sensry perceptin, state, r psychlgical feelings cannt be used in the present cntinuus tense.
Tday is Trees-planting Day. Lk! What are the students ding nw? Cmplete the fur sentences belw.
are digging
are putting
are watering
are cheering
are digging are putting is putting is taking are watering are cheering
They are the present cntinuus tense.
Presentatin
The present cntinuus 现在进行时We use the present cntinuus t shw that smething is happening nw. 现在进行时用于表达某事正在发生。
Li Na is talking t Wang Jie n the phne. Read the dialgue and pay attentin t the wrds in bld.
What are yu ding nw?I’m staying with my grandmther this week.I’m watching a TV prgramme abut trees.Su Su and I are wrking n ur grup prject.
We frm the present cntinuus tense like this:
be (am / is / are) + (nt) + V-ing
be动词，真伟大，生出is, am, are。我(I)用am，你(yu)用areis连着他(he),她(she),它(it)单数名词用is，复数名词全用are。
wait ________drive ________sit ________lie ________
fight ________save ________run ________tie ________
We frm Yes/N questins and shrt answers in the present cntinuus tense like this:
1. She is watching a ballet. (变否定句)2. We’re waiting fr ur teacher. (变一般疑问句)
3. Is Tny calling a friend? (作肯定问答)4. They are lying in the sun. (就划线部分提问)
She isn’t watching a ballet.
Are yu waiting fr yur teacher?
Yes, he is.
What are they ding?
Tip: 一般疑问句中，第一人称要改为第二人称。
Please be quiet. The kids ____________ (sleep) nw.Lk, the by ___________ (run) fast.3.— ________ the students _________(read) an article in English?—Yes, they ____________ (nt study) English. He is studying mnkey ____________ (nt eat) bananas nw.6.—Where ____________ they ___________ (stand)?—They are standing ver there.7.—What is Meimei ding nw?—She ______________ (watch) TV with her parents.
are sleeping
isn’t studying
isn’t eating
is watching
Cmplete the sentences with the crrect frm f the wrds in brackets.
有些动词通常不可用于现在进行时态,而用一般现在时。
现在进行时 VS 一般现在时现在进行时：强调此刻或现阶段正在进行的动作，一般现在时：强调动作的经常和反复，或属于主语本身具有的特征，实际上这类动作没有时间性。例如 :Jennifer is reading a bk nw.Jennifer reads bks every night.
are ding
Cmplete the cnversatin with the crrect frm f the verbs in brackets.
瞬间动词的用法一般说来，瞬间动词不能用现在进行时表达，但是像 cme，g，leave, arrive，start，fly 等瞬间动词用现在进行时表达时常与表示将来时的时间状语连用，表示将要发生的动作。例如 :They are leaving fr Australia tmrrw afternn.I am cming, Mum!
Play a game
What’s my neighbr ding?
Oh, he is sleeping.
Oh, he is getting up.
Oh, he is taking a shwer.
What are my neighbrs ding?
Oh, they are eating.
Oh, he is feeding the dg.
Oh, he is cking.
Oh, she is singing.
Oh, he is playing the drum.
Oh, she is using the cmputer.
Oh, he is playing vide games.
am feeling/feel
is waiting
Chen Li is making a vide abut hw trees prtect themselves frm enemies. Help her cmplete the vide script with the crrect frm f the verbs in brackets.
is enjying
Pssible answers:They are planting a tree.They are digging a hle n the grund.They are clipping the hedge.
1. 现在进行时的定义①现在进行时态表示现在(说话瞬间)正在进行或发生的动作。 The students are listening t the teacher. He is watching TV nw. ②现在进行时态还可以表示当前一段时间内的活动或现阶段正在发生的事情。 We are wrking n a farm these days. I am writing a bk this mnth.
The grammar we have learned
2. 现在进行时的谓语结构
be + 现在分词(V-ing)
3. 现在进行时的句式①肯定句: 主语+am/is/are+V-ing +其它.I am reading a bk in the library.②否定句：直接在am/is/are后加ntI am writing.I am nt writing.③一般疑问句及回答: 问句,直接把am/is/are提句首, 若原句有第一人称，把第一人称变成第二人称。
肯定回答:Yes, 主语 + be (be是要变化的，am/is/are). 否定回答: N, 主语+ be + nt.Yu are drawing a pig.--- Are yu drawing a pig?--- Yes, I am. / N, I’m nt.特殊疑问句：对be + V-ing 提问要用what.格式为：What + am / is / are +主语+ding?
4. 与现在进行时连用的时间状语： at present 目前;现在 at the mment 此刻,现在 right nw 此刻,现在;立刻,马上 nw 现在注意提示词：lk & listen