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1、Unit 12 Life is full of the unexpected.Section A 1a-1cunexpected eventsHe won the lottery!Life is full of the unexpected.unexpectedly adv.He lost the key.The car broke down!The earthquake happened.By the time(When)Bill took a shower,6:308:00nowMake sentences:his sister had eaten breakfast.Bill took
2、a shower at 8:00.His sister ate breakfast at 6:30 By the time(When)Bill took a shower,7:008:00nowhis mother had gone shopping.Bill took a shower at 8:00His mother went shopping at 7:00Look at some pictures,and imagine what happened to the girl.What happened to her?She woke up late.What happened to h
3、er?By the time she got up,her brother had already gotten in the shower.She wanted to use the bathroom but someone was in the bathroom.What happened to her?By the time she got outside,the bus had already left.The bus had just left.What happened to her?She got to school and realized she had left her b
4、ag at home.What happened to Mary?12345got up lateran to the bus stopthe bus leftleft the backpack at homesomeone got in the bathroom1a1a What happened to the girl?woke up late.got up late/oversleptMary1a What happened to the girl?Someone was in the bathroom.bathroomWhat a pain!catch the bus.had just
5、 left.had left her backpack at home.missed.ran toBy the time.realized.had to run all the way to school.forgot her backpackWhat a bad day!1bListen to Marry talking about her morning.Complete the sentence.1.By the time I got up,my brother _already _ in the shower.2.By the time I got outside,the bus _a
6、lready _.3.When I got to school,I realized I _ my backpack at home.hadgottenhadlefthadleftA:What happened to them?B:By the time they _,the bus _.got to the bus stophad already goneA:What happened to the boy?B:By the time he _,he realized he _.woke up in the morninghad already been lateA:_?B:By the t
7、ime he _,the keys _.got homehad lostWhat happenedA:_?B:_,he found his friend _.By the time he started eatinghad already finishedWhat happenedA:_?B:When I got home,I found the dinner _.What happenedhad already been preparedready-cooked meals1cTake turns being Mary.Look at the pictures above and talk
8、about what happened this morning.What happened?By the time I reached the bus stop,the bus had just left.By the time I got to school,I realized I had left my schoolbag at home.I overslept.By the time I got up,my brother had already gotten in the shower.P89Im taking a shower!1overslept2.had gotten.3we
9、nt outside4.had left.5 Try to retell Marys story with the Try to retell Marys story with the help of the pictures and the key words.help of the pictures and the key words.got to.realized.had left Language points过去完过去完成时成时(1)构成：由构成：由“助动词助动词had(用于各种人称和数用于各种人称和数)+过去分词过去分词”构成。构成。否定式：否定式：had not+过去分词过去分词
10、 缩写形式：缩写形式：hadnt(2)用法：过去完成时表示在用法：过去完成时表示在过去某一时间或过去某一时间或动作之前动作之前已经发生或完成了的动作。已经发生或完成了的动作。(3)它所表示动作发生的时间是它所表示动作发生的时间是“过去的过去过去的过去”。表示过去某一时间可用表示过去某一时间可用by,before 等构成的短等构成的短语来表示。语来表示。也可以用也可以用when,before 等引导的等引导的时间状语从时间状语从句句来表示。来表示。还可以通过状语从句或通过还可以通过状语从句或通过上下文暗示上下文暗示。例如：例如：When I got there,you had already e
11、aten your meal.当我到达那里时，你已经开始吃了。当我到达那里时，你已经开始吃了。By the time he got here,the bus had left.在他到达那里之前，公共汽车已经离开了。在他到达那里之前，公共汽车已经离开了。1.Life is full of the unexpected.unexpected adj.出乎意料的；始料不及的出乎意料的；始料不及的 e.g.It will not be unexpected if Tom comes late again,because he is always like this.如果汤姆又迟到了，一点也不意外，因为
12、如果汤姆又迟到了，一点也不意外，因为他一向如此。他一向如此。Life is full of the unexpected.“the+形容词形容词”表示一表示一类人或物类人或物2.By the time I got up,my brother had already gotten in the shower.by the time 在在以前，常引导表示过去以前，常引导表示过去的时间状语从句，主句常用过去完成时，的时间状语从句，主句常用过去完成时，即即had+动词过去分词。动词过去分词。e.g.By the time I got there,he had already left.在我到那儿之前，
13、他已经离开了。在我到那儿之前，他已经离开了。根据句意和汉语提示，填写单词。根据句意和汉语提示，填写单词。1.There will be an _(意外的意外的)surprise.2.The children _(冲，奔冲，奔)out the school when the bell rang.3._(在在.以前以前)the girl got to the classroom,her teacher had started teaching already.4.When I was about to read my book,I found I _(忘了带忘了带)it at home.unexpectedrushedBy the timehad left1.Review the new words and expressions.2.Write out the story of Mary,try to use the target languageunexpected,by the time,rush out,gave a lift.3.Preview the new words and expressions.4.Preview 2a-2d on page 90.