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1、八年级（下）第5单元第1课时学案Unit5Whatwereyoudoingwhentherainstormcame?SectionA1a—2d【学习目标】1.学习并掌握下列单词：rainstorm,alarm,gooff,begin(began),heavily,suddenly,pickup(thephone),strange2.能正确使用以下常用表达：bebusydoing,so…that,wakeup,gooff,pickup,waitfor,lookfor,atthetimeof…3.能熟练掌握并使用下列重点句式：1）—What
2、wasthegirldoingatthetimeoftherainstorm?—Shewas…2）—Whatwereyoudoinglastnight?—Iwas...3)Whileyouweresleeping,IcalledJennyandshehelpedme.4)Whenyoucalled,Iwastakingashower.4.学会过去进行时态的构成和用法。【重点难点】重点：学习和运用过去进行时态，掌握其含义、构成和用法。难点：when和while的用法区别。【新知预习】选词填空。heavilygooffsuddenlypic
3、kuprainstormsbegan1.WhenIcrossedthestreet,acar____________came.2.Itsnowed_____________lastnightandthegroundwaswhite.3.Therearesome______________inthesoutheveryyear.4.Ittorainwhileshewaswalkinghome.5.Myalarmdidn’t_________soIwokeuplate.6.Hewastakingashowersohedidn’tthepho
4、ne.【课堂探究】探究：过去进行时态过去进行时表示在过去某一时刻或某一段时间正在进行的动作，由“was/weredoing”构成，其各种句式由was/were完成，常根据上下文情景或与atthetimeyesterday，when引导的时间状语连用。如：Iwasreadingabookwhenhecalledme.Mymotherwascookingat7:00lastnight.【达标练习】一、用when或while完成下列句子。1.WhatwereyoudoingFeiJunlongandNieHaishenggotoutofthe
5、ShenzhouVI?2.ImetMr.WangIwaswalkingtoschool.3.Allencalled,thetwinswereplayingtabletennis.4.itwasrainingheavily,twomenarrivedatmyhouse.二、用所给动词的适当形式填空。1．Whatyou(do)whileyourbrotherwasplayingcomputergames?2．I________(write)aletterwhenmymothercamein.3．Tina_____(notread)abook
6、whenthebellrang.4．WhileTom(take)ashowerhisroom,amancalledhim.5．We_____(shop)atthemallatthistimelastnight.三、按括号内要求完成下列句子。1.Hissisterwaswaitingforthebuswhentherainstormcame._______hissister_________________forthebus,therainstormcame.（用while改写这个句子）2.Iwashelpingmomcookwhilem
7、ybrotherwasdoinghomework.1)I________________momcookwhilemybrotherwasdoinghomework.（改为否定句）2)____________helpingmomcookwhilemybrotherwasdoinghomework?（改为一般疑问句）_______,I_______./_______,I________.(作出肯定和否定回答)3)_________________you________whilemybrotherwasdoinghomework?（对划线部分
8、提问）3.Whenshearrivedhome,Iwasbusy____________（look）aftermylittlesister.(动词填空)4.Hewas_________tired______
