Unit 5 What were you doing when the rainstorm?

第二课时 Section A(2a-2d)

【学习目标】
1.会运用重点单词alarm,begin,heavily,suddenly,strange;重点短语go off, pick up=(pick up the phone)....
2.能正确使用过去进行时初步交谈过去发生的事。
3.能完成2a和2b的听力任务并能与同伴分角色表演2d对话。
【学习重难点】
1.理解听力内容，捕捉听力信息。 2.分角色表演对话。
【学法指导】
1.观察图文，熟悉听力相关内容。
2.倾听听力材料时抓关键词。
3.整体把握听力信息。
【自学互助】
一.温故知新：和同伴比一比，看谁能在自学中收获更多。
二.完成下列单词并做翻译。
1. r___i____ sto____ ( ) 2. al ____ r ____ ( )
3. b___ ____ i____ ( ) 4.he ____ v____ ly ( )
5. su___en___y ( ) 6.st ___ng___ ( )
7.闹钟响______________________ 8.接电话______________________
9.忙于做某事__________________ 10.雨下得很大___________________
三.通过互助学习后，我的疑惑是
_____________________________________________________________________________

【展示互导】
温馨提示：1.小组内互读词汇和句子，你已解决语音问题了吗？
2.2d中分角色表演的对话，你存在一些理解上的困难吗？
【质疑互究】
探究一：辨析heavy 与heavily
heavy traffic__________, heavy rain/snow_____________
①“Is that box too _______ for you to carry?” “No, it’s not very heavy.”2
② It has been raining ________ all day. 大雨下了一整天。
【归纳heavy 与heavily不同词性的用法】：

探究二：通过例句体会pick up的不同意义。
【归纳】（1）pick up=pick up the phone_______________
(2)Jack picked up the wallet to the police.____________
(3)The train stopped several times to pick up passengers.____________
探究三：辨析when和while
①__________“当……时”其谓语可以是延续性动词，也可以是非延续性动词。
eg: The sun was rising ___________we got there.
②__________“当……时，在……期间”其谓语动词必须是延续性动词，常用于过去进行时态中。eg:__________he was walking in the park，the accident happened.
【解析】while 的词义及用法：
①while (表示两件事同时发生) 意为：_______________
eg:I thought I heard him come in ___________ we were having dinner.
②while(表示某一件事是在另一件事发生过程中的某一时间点发生的) 意为：________
eg:--I’m going to the post office.
--_________ you’re there can you get me some stamps?
③while (表 )意为：却;但是;然而
eg:Tom is very outgoing _____________Katy’s shy
【检测互评】
一．单项选择。
1.( ) The door bell rang _____ I was doing my homework.
A. while B. before C. until D. after
2.( ) Robert doesn’t have after-school classes. I don’t have, _________.
A. also B. too C. either D. as well
3.( ) Why didn’t you_________ when I called you
A. look after B. pick up C. go off D.give out
4.( ) What was she doing_________ her mother came back?21*cnjy*com
A. when B.while C. where D. which
5.( )--It snowed ____ last night. Is everyone in our class today?
--Yes, and none of us was late for school this morning.
A. heavy B. heavily C. big D. small
6.( )--would you like_________camping with me?
--I’d like to .But I’m busy_________my homework.
A.to go;to do B. to go; doing C. going;to do D. going; doing
二．用所给词的适当形式填空。
1.Do you remember much about the accident? No, it all happened so _____(sudden).
2.I was in the kitchen _________ (help) my mom when you called me.
3.At this time yesterday I ________________(read)books.
4.At 9 o’clock last Sunday they ________________(have)a party.
5. Bob was ____________ (shop)when I went to the park.
6.I saw some kids ____________(play)games over there. Let’s join them.
【总结提升】 今日我的表现_______
我的收获_____________________________________________________________________
我的不足_____________________________________________________________________