人教版九年级全册Unit 12Life is full of the unexpected.Period 2(Section A 3a－3c)知识点课件(共12张PPT)

(共12张PPT)
Unit 12　Life is full of the unexpected.
Period 2(Section A 3a－3c)
教学目标 1. 能正确看待生活中发生的意外情况，学会辩证地看待事件的发生2. 能通过提示词复述故事3. 能够正确运用一般过去时和过去完成时叙述生活中意想不到的事4. 能正确运用动词的原形、过去式和过去分词
重点词汇 block, in line with, worker, above, burn, alive, airport, till, west
重点句型 ①I was about to go up when I decided to get a coffee first.②My bad luck had unexpectedly turned into a good thing.
难点 ①Before I could join the others outside to see what was going on, the first plane had already hit my office building.②By the time I got to the airport, my plane to New Zealand had already taken off.
1. even though 即使；尽管
【点拨】even though＝even if，意为“即使；虽然；尽管”， 用于引导让步状语从句。如：
①I went to my favorite coffee house even though it was two blocks east from my office.
我去了我最喜欢的咖啡屋，尽管它离我的办公室往东还有两个街区。
②He's the best teacher, even though he has the least experience.
他虽然经验最少，却是最好的老师。
2. alive 活着；有生气的
【点拨】 alive意为“活(着)的；在世的；(继续)存在的”，一般用作表语，也可以作后置定语或宾语补足语。其反义词是dead。如：
①Do you know she's alive
你知道她还活着吗？(作表语)
②People alive should try their best to live better.活着的人应该尽力生活得更好。(作后置定语)
③Tom was kept alive in the big fire.
汤姆在那场大火中活了下来。(作宾补)
【辨析】alive, living与lively
(1)alive意为“活着的”，在句中常作表语或定语。作表语时，常可与 living互换；作定语时，常要放在被修饰词之后。
(2)living意为“活着的”，在句中作表语或定语。
(3)lively意为“活泼的”，在句中作表语或定语。
3. turn into 变成；成为
【点拨】turn into意为“(使)变成；(使)成为”。如：
①Water can be turned into ice.
水能变成冰。
②We should turn disappointment into strength.
我们应该把失望变成力量。
4. burn着火，燃烧
【点拨】burn(burned/burnt; burned/burnt)作不及物动词时，意为“着火；燃烧”。burn作及物动词时，意为“使……燃烧；使……着火”，后常接名词或代词作宾语。如：
① The food has burned. 食物烧焦了。
② The boy burned his shirt while playing with fire. 男孩玩火的时候烧着了他的衬衫。
1. We stared in disbelief at the black smoke rising above the burning building.我们难以置信地盯着黑烟从燃烧的大楼里冒出来。
【点拨】(1)stare是动词，意为“盯着看；凝视”，表示看得比较仔细，有时也表示带有吃惊的意味去看，常与at, into连用。如：
Don't stare at me like that.
别那样盯着我看。
(2)in disbelief 意为“不相信；疑惑；怀疑”。如：
She looked at him in disbelief.
她全然不信地看着他。
(3)above 有如下几种含义：
1)作介词，表示位置，意为“在……上方；高于”，与 below相对。如：
He lifted his hands above his head.
他将双手举过头顶。
2)作介词，还表示在地位、级别、能力、资历、重要性等方面“超过；在……之上；比……强”。如：
He is above the others in ability.
他的能力高于其他人。
3)作副词，意为“在上面”。如：
See the examples given above.
见上述例子。
2. I was about to go up when I decided to get a coffee first.
我将上去时突然决定先去买杯咖啡。
【点拨】(1)be about to意为“即将”。如：
He was about to leave when the telephone rang.
他即将离开时电话突然响了。
(2)decide是及物动词，意为“决定；下决心”，常用结构：decide sth.决定某事；decide to do sth.决定做某事；decide＋that从句，决定……。
如：①I can't decide anything at the moment.
此刻我不能做出任何决定。
②He decided to learn medicine.
他决定学医。
③I decided that I would tell you about it.
我决定要告诉你那件事。
【延伸】decision是名词，意为“决定；决心”，make a decision意为“做决定；下决心”。常用短语：decide to do sth.意为“决定做某事”，相当于make a decision to do sth.。如：
He made a decision to go abroad.
＝He decided to go abroad.
他决定出国。