三年级下册英语课件unit11 i canlesson 1 i can climb3 1 北师大版三起 共55张.docx
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三年级下册英语课件unit11icanlesson1icanclimb31北师大版三起共55张
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2020年三年级下册英语课件-Unit11IcanLesson1Icanclimb.3
(1)北师大版(三起)(共55张PPT)
Lesson1Icanclimb.
run
climb
walk
jump
speak
Hecan_r_u_n___.
Hecan_j_u_m_p__.
Itcan__w_a_lk__.
Hecan_j_u_m_p__.
Shecan__ru_n___.
Ican_c_l_im_b__.
Hecan_w_a_l_k__.
Hecan_j_u_m_p__.
Ican__sp_e_a_k_.
Hecan_r_u_n___.
Shecan_ju_m_p___.
Hecan_r_u_n___.
Shecan_w__al_k__.
Shecan__ju_m_p__.
Itcan__r_un___.
Itcan__w_a_lk__.
Itcan__ju_m_p__.
Shecan_w_a_l_k__.
Itcan__s_pe_a_k_.
Hecan_j_u_m_p__.
Shecan_sp_e_a_k__.
Itcanclimb.Canyouclimb?
Yes,Ican.
Hecanjump.Canyoujump?
Yes,Ican.
Hecanwalk.Canyouwalk?
Yes,Ican.
Hecanrun.Canyourun?
Yes,Ican.
Hecanspeak.Canyouspeak?
Yes,Ican.
Icanclimb.Canyouclimb?
No,Ican’t.
Icanjump.Canyoujump?
No,Ican’t.
Icanwalk.Canyouwalk?
No,Ican’t.
Icanrun.Canyourun?
No,Ican’t.
Icanspeak.Canyouspeak?
No,Ican’t.
becareful和lookout两者均有“小心、当心、注意”之意,常用于祈使句或警告对方时的用语。
lookout语气较强,用于某种紧急的情况或者可能出现危险的场合;becareful是一般的警告或劝告用语,可用于各种情况。
如:
Lookout!
You’llhitthatcar.当心!
你要撞上那辆汽车了。
Lookoutfortherockintheriver.(后接for短语)小心河里的石头。
It’sthefirsttimeforyoutotravelalone.Youmusttakecare.这是你第一次独自旅行,一定要小心。
becareful可单独使用,也可跟动词不定式或of/with短语。
如:
Becarefulnottolosethekey.当心不要丢了钥匙。
You’dbetterbecarefulwithyourhandwriting.你最好书写认真些。
Becarefulofyourhealth.爱护你的身体。
can的特点?
基本意思是“能、会”,是情态动词的重要成员。
Shecanjump.她会跳。
?
个性:
1.在句子中不能单独做谓语;2.后面接动词原形;3.没有人称和数的变化。
can的句式变化?
can的肯定句式是:
can+动词原形Shecanrun.她会跑。
……
一、Saywhatthepeopleinthepicturecando.Shecansing.Shecannotsing.singrideabikeswimHecanswim.Hecannotswim.Theycanrideabike.Theycannotrideabike.
can的否定式?
can+not+动词原形(常用缩写形式can’t)1.shecanwalk.—shecannot(can’t)walk.2.Icanspeak.—?
二、把下列句子变为否定句。
?
1、Linglingccaann’trideahorse.?
2、Hecann’tspeakChinese.?
3、LinglingandDamingccaann’tplaythepiano.?
4、Myfathercan’tplaytabletennis.?
5、Shecann’tswim.
can的疑问句?
can……?
?
只需将can提到主语的前面。
1.Icanclimb.?
—?
肯定回答和否定回答?
肯定回答:
Yes,主语+can.1.Canyoujump?
—Yes,Ican.?
否定回答:
No,主语+can’t.2.Cansheplaythepiano.—No,shecan’t.
1、Canyouplay__C__piano?
A、aB、anC、the2、Canyoudance?
yes,I__B__.A、doB、canC、can’t3、CanheWriteEnglish?
No,he__B__A、canB、can’tC、does4、I_C_rideabike,butI____driveacar.A、can,canB、can’t,can’tC、can,can’t5、Shecan__A___basketball.A、playB、playi