英语选修7&8Unit 4 Sharing教学演示ppt课件

这是一份英语选修7&8Unit 4 Sharing教学演示ppt课件，共60页。PPT课件主要包含了purchase，click，donation，volunteer，secure，operation，为带来希望，in need，go hungry，in number等内容，欢迎下载使用。

Ⅰ. 下面是本部分的重点词汇，你能准确填出内容吗？根据所给词性和汉语意思写出单词或其拓展形式。1. ________ (vt. & n. )买；购买2. ___________ (n. )周年纪念(日)3. _____ (vi. &vt. )(使)发出咔嗒声(n. )咔嗒声
anniversary
4. dnate (vt. )捐赠→________(n. )捐赠物5. vluntary (adj. )自愿的；志愿的；无偿的→_________(n. )志愿者(v. )自愿6. distribute (vt. )分配；分发→___________(n. )分配；分发7. security (n. )安全；保护；保障→______(adj. )安全的8. perate (vi. )工作；运转(vt. )操作→_________(n. )操作；手术
distributin
Ⅱ. 短语互译1. fall in lve with _____2. cme t an end_____3. have knwledge f_________4. d sme research n_________5. bring hpe t_______________
6. _______在困难中；在危急中7. _________挨饿8. _________________自给自足9. _________数目上；总共10. _______照顾；照看；喜欢
prvide fr neself
1. dnate vt. 捐赠①Wuld yu like t dnate an unusual gift? 你想要捐赠一份特殊的礼物吗？②After the cncert, Chen Guangbia dnated mre than 2, 000 pigs and 1, 000 sheep t the lcal gvernment. 演唱会后，陈光标向当地政府捐赠了2，000多头猪和1，000多只羊。
【拓展】(1)dnate. . . t. . . 把……捐赠给……(2)dnatin [C]捐赠物[U]捐赠，赠送make a dnatin t. . . 向……捐赠(3)dnr n. 捐赠者③She made a dnatin f tw thusand dllars t that pr child. 她向那位可怜的孩子捐赠了两千美元。
【即学即练】用dnate的适当形式填空_______ culdn’t knw hw their mney was being used, which made them less likely t make a ________.
2. in need 在困难中；在危急中①Chse frm this catalgue a really useful gift fr sme f the wrld’s prest and bring hpe fr a better future t a cmmunity in need. 从这份目录中选择一份确实有用的礼物，送给世界上一些最穷苦的人并为急需帮助的社区带去对美好未来的希望。②When (yu are) in need, dn’t hesitate t ask me fr help. 需要时，请尽管找我帮忙。
【拓展】近义词短语: in truble/difficulty 陷入麻烦，在困境中 in danger在危险中in need f需要③The dctr tld me I was in need f a gd rest. 医生对我说，我需要好好休息。
【即学即练】完成句子①他愿意帮助那些有困难的人。He is willing t help ____________. ②我们学校需要英语教师。Our schl is _________ English teachers.
thse in need
3. ★purchase vt. &n. 买，购买①When yu purchase an item，we will send yu an attractive card fr yu t send t yur special persn. 你购买物品时，我们会给你一张精美的卡片，让你送给你特别的人。【拓展】purchase sth. fr. . . 以……的价格购得某物purchase sth. frm. . . 从……处购得某物make a purchase采购
②Parents dnated mney fr the purchase f new cmputer equipment. 家长们捐钱购买新的电脑设备。③The equipment can be purchased frm yur lcal supplier. 这种设备可从你当地的供应商那里购买。【名师点津】purchase用作名词，作“购买”讲时，为不可数名词，作“购买物，购买量”讲时，为可数名词。
【助记】 小图趣解purchase The father with his daughter purchased a lt f fd. 父亲与他的女儿买了许多食物。
【即学即练】完成句子①他们开始后悔买了这么大的一所房子。They began ______________________ such a large huse. ②他在考虑在学校附近买一所房子。He is cnsidering _________________ near the schl.
t regret the purchase f
purchasing a huse
4. ★distributin n. 分配；分发；分布状态①This gift cvers the cst f prductin and distributin f seedlings，as well as training in tree care fr the lcal villagers wh are wrking hard t prevent their land frm turning int desert. 这个礼物包括了树苗的培植和分配费用以及对当地村民进行树林保护的培训费用, 村民们正在努力防止他们的土地变成沙漠。
②The map shws the distributin f this species acrss the wrld. 地图上标明了这一物种在全世界的分布情况。
【拓展】distribute vt. 分配; 分发distribute sth. t/amng. . . 把某物分配/发给……③The mney was distributed amng schls in this area. 这笔款项是在本地区的学校中分配的。
【想一想】distribute和divide都可作“分配”讲，你知道它们有什么区别吗？【拓展延伸】distribute指将某物分成一定的部分或数量，通常各份的数量不一定相等，然后分给某些人或地方。divide指把整体分为若干部分。The students are distributing newspapers t the villagers. 学生们正在向村民们分发报纸。The teacher has divided the watermeln int 10 parts and has distributed them t 10 bys. 老师把西瓜切成10份，并把它们分给了10个男孩子。
【即学即练】完成句子①现在仍然存在着财富分配不公平现象。_____________________________ still exists nwadays. ②幼儿园的那位老师正在给孩子们分发礼物。The teacher in the kindergarten ___________________ the children.
The unfair distributin f wealth
is distributing gifts t
5. ★perate vi. 工作；运转 vt. 操作①This gift cvers the cst f exercise bks and textbks fr cmmunity primary schls that perate in pr r remte villages. 这份礼物包含了支援贫困或偏远山村社区小学的练习本和课本的费用。
【拓展】peratr n.操作人员；电话员peratin n. ［Ｃ］手术［Ｕ］操作bring/put int peratin实施，使生效，使运行cme/g int peratin开始运转，开始生效
②Sme peple can nly perate well under pressure. 有些人只有在压力下才能工作得好。③What skills are needed t perate this machinery? 操作这种机器需要什么技能？④The new prductin plant went int peratin last mnth. 新的制造厂上个月投入运转。
【助记】 一词多义的perate
【即学即练】 perate还有“经营，管理；动手术；实行；起作用”等意思，请写出下列句子中perate的词性及含义: ①The driver f the car was perated n immediately. (_________)②The car hire business is perated as a separate cmpany. (_______)③Different factrs were perating in the lcal and natinal electins. (_________)④The gvernment will perate an interest-free lan system. (_______)
6. She was dying t see him again but what if he didn’t want t see her? 她很想再见到他，但是如果他不想见她她该怎么办？【分析】 1)这是一个并列复合句，but连接前后两个分句。2)在后一个分句中，主句省略了主语、谓语，what=what shuld she d; if引导条件状语从句。3)句中what if意为“倘若……将会怎样；即使……又有什么关系”。
①What if we can’t find the lst car? 要是我们找不到丢失的汽车怎么办？②What if it rains? We have ur umbrellas. 天即使下雨又有什么关系呢？我们有雨伞。
【拓展】what fr. . . 为……目的what abut/hw abut. . . ……怎么样(表建议)Hw cme? 怎么回事？S what? 那又怎么样？③S what if nbdy else agrees with me? 就算没有一个人赞成我的意见，那又怎么样？
【即学即练】完成句子①女同学去擦玻璃窗。男同学干什么呢？The girl students will clean the windws. __________________? ②那个提议听起来很诱人，但如果是个骗局会怎么样？It sunds like a gd ffer, but ________________?
What abut the bys
what if it’s a trick
7. The gift yu give is nt smething yur lved ne keeps but a vluntary cntributin twards the lives f peple wh really need it. 你送的礼物不是给你所爱的人留念的，而是给那些的确有需要的人的一项生活上的无偿捐助。
【分析】 1)The gift is nt smething but a vluntary cntributin twards the lives f peple . 2)句中nt. . . but. . . 是连词词组，用来连接两个平行成分，表示“不是……而是……”；当nt. . . but. . . 连接两个并列主语时，谓语和后一个主语保持一致。
①It’s nt yur family backgrund but yur wrking ability that decides yur future. 不是你的家庭背景而是你的工作能力决定了你的前程。②Nt he but yu are right. 不是他对了，而是你对了。
【即学即练】 Nt the stry itself but the characters in it _______ the children interested in Harry Ptter. A. make B. makes C. is made D. are made【解析】选A。nt. . . but. . . 连接两个并列主语时，谓语动词应遵循就近原则。又因make与句子的主语为主动关系，故选A。
8. They are easy and fun fr children t care fr. 孩子们照看它们既轻松又有趣。【分析】此句型属于“sb. /sth. ＋be+adj. /n. ＋(fr sb. )+t d”结构, 其中不定式与句子的主语之间是动宾关系，这时不定式要符合两个条件: (1)主动形式表示被动意义；(2)其中的动词须为及物动词，若为不及物动词，须加相应的介词。
①The man is difficult t deal with. 这个男子很难对付。②The water is nt fit t drink, s hld ut until we get t a shp. 这水不能喝, 在我们找到商店之前要坚持住。
【即学即练】完成句子①人们发现很多食物吃起来不安全。Peple have fund ________________________. ②这个难题对我们来说很难处理。The prblem was very hard ________________.
much fd is nt safe t eat
fr us t deal with
1. tast vt. 烤(面包等)；敬酒 n. 烤面包(片)；吐司面包；干杯①We tasted the success f the new cmpany. 我们为新公司的成功干杯。②He prpsed a tast t yur health. 他提议为你的健康干杯。
【名师点津】1)tast用作名词意为“干杯，敬酒”时，常与介词t连用，即a tast t sb. /sth. 。2)drink a tast t. . . = drink t. . . 为……而干杯
【即学即练】完成句子①我们为这对幸福的夫妇干了一杯。We ______________ the happy cuple. ②妈妈烤了些面包做早餐。Mther _______________ fr breakfast.
drank a tast t
made sme tast
2. sew vi. (用针线)缝 vt. 缝制；缝合①She is busy sewing a shirt fr her sn. 她正忙着为儿子缝衬衫。【拓展】sew sth. up 缝合，缝补；使万无一失sew sth. (n)缝制；缝上②Can yu sew a buttn n fr me? 你能给我缝个扣子吗？
【即学即练】完成句子①我母亲教我做针线活。My mther taught me __________. ②我没费多大工夫就把那桩生意做成了。It didn’t take me lng _________ the deal.
完形填空 I recently went t a friend’s hme with sme yung ladies. At the end f the 1 , ur hst tld us the fllwing Mnday was his birthday. He asked if, as a(n) 2 t him, we wuld d smething kind fr smene else n that day. I thught that was a wnderful 3 !
The fllwing Mnday, I saw my neighbr, a new 4 , in the yard with her baby. I went utside t say“hell”. In the curse f the 5 , she tld me, nt in a cmplaining way but just as a matter f fact, abut the 6 f getting anything dne with a baby t lk after.
I remembered the hst’s request and said, “Hey! Can I 7 yu by watching ver yur baby fr an hur? I’ll just stay with him here in the back yard and yu can take an hur fr yurself. ”She almst 8 as she was s surprised. “Are yu 9 ? Really? Wuld yu be able t d that? ”“Of curse! I’d be happy t! ”I said. This neighbr knws me well, s it wasn’t like she was leaving her baby with a ttal stranger.
An hur later, she 10 with a smile n her face and said, “I gt s much dne! Thank yu very much. ”In that hur I sang every kid’s sng I knew and 11 myself, t. And I was s happy t see her 12 like that. It was ne f the best birthday presents I had ever given. And I was 13 by it. S I have asked the same frm all my friends this year. It makes me feel 14 t knw my friends are ut there sharing time with peple t whm it may really 15 .
作者在朋友的号召下，帮助邻居照看了一个小时的孩子。她很喜欢这种帮助别人的感觉。
1. A. hliday B. visit C. shw D. prgram【解析】选B。根据went t a friend’s hme with sme yung ladies可知这里是指在“拜访”快结束的时候。2. A. gift B. chance C. pity D. hnr【解析】选A。根据the fllwing Mnday was his birthday可知这里需选A，表示当作是给他的生日“礼物”。
3. A. message B. prjectC. idea D. dream【解析】选C。作者认为这是一个很好的“主意”。4. A. wrker B. visitr C. teacher D. mther【解析】选D。根据her baby可推知，那个邻居是一位刚生完孩子不久的新“妈妈”。
5. A. cnversatin B. explanatinC. argument D. intrductin【解析】选A。这里是指作者跟那位新妈妈之间的“谈话”。6. A. benefits B. stepsC. challenges D. plans【解析】选C。根据with a baby t lk after可知那位新妈妈是说要照顾孩子，做事会比较麻烦，所以选C。
7. A. prtect B. save C. help D. surprise【解析】选C。作者是在问能不能“帮忙”照顾她的小孩一个小时。8. A. cried B. disagreedC. tried D. laughed【解析】选A。根据as she was s surprised的语境，可知那位新妈妈很惊讶，差点“叫出了声”。
9. A. skilled B. OK C. mad D. serius【解析】选D。新妈妈很惊讶，不敢相信作者说的话是真的，故问作者是不是“认真的”。10. A. went away B. lked upC. came back D. shwed ff【解析】选C。一个小时过去了，那位妈妈带着满脸的笑容“回来”了。
11. A. believed B. examinedC. cmfrted D. enjyed【解析】选D。这里是指作者自己也玩得很开心，故选D。12. A. wrking B. smilingC. resting D. asking【解析】选B。根据with a smile n her face的语境，可知这里需选B，表示看到那位妈妈那样“笑”，作者也很高兴。
13. A. served B. shckedC. inspired D. impressed【解析】选C。根据下文可知作者也像她的朋友一样，让自己的朋友做相同的事情，所以她是受到了“鼓舞”。14. A. brave B. greatC. calm D. necessary【解析】选B。知道她的朋友们在外面帮助别人，作者应该感到“很好”。
15. A. respnd B. happenC. change D. matter【解析】选D。这里是指帮助那些人，对那些人来说也许是很重要的，故选D。matter在这里意为“有重大影响”，用来表示某事对某人重要。
记叙文 本单元写作要求是记叙人或事, 即在文章中描写具体的人或事物。记叙文是一种重要的文体。在写记叙文时应具备: ①具体的时间、地点; ②具体的人物; ③具体的事件; ④自己的观点。
【写作内容】 假如你是肖芳，你所在的学校最近进行了一次消防演习(fire drill), 请就演习的情况给英语报社写一份报道。内容如下: 1. 演习目的: 培养师生在火灾发生时的自我保护能力和自救能力。 2. 演习时间: 本周一下午4: 00。 3. 参加对象: 全体师生约4，000名。 4. 演习的基本情况: 大家迅速、安全地在5分钟内到达操场。 5. 同学们的感受。
【写作要求】 只能使用5个句子表达全部内容。______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
1. 本文是一篇常见的记叙文写作, 在写作的过程中只要用第一人称叙述明白活动的时间、内容以及恰当抒发感受就可以了。 2. 基础写作只能用5句话来表达题目所给的全部信息点，所以用5个简单句很难完成任务，必须使用复合句或并列句来综合多个信息点，而且还要照顾句子之间的衔接和语意上的连贯。
1. 词汇①为了__________②爆发，发生_________③实施，执行________④总共_______⑤参加____________
participate in
2. 句型转换①A fire drill was carried ut in ur schl. The purpse f the activity was t imprve the abilities f self-prtectin and self-saving in case f fire. (用不定式结构合并句子)In rder t imprve the abilities f self-prtectin and self-saving when a fire breaks ut, a fire drill was carried ut in ur schl.
②We feel it’s very imprtant fr us t experience such a fire drill and it greatly imprves ur sense f safety. (用定语从句改写句子)We feel it’s very imprtant fr us t experience such a fire drill, which greatly imprves ur sense f safety.
In rder t imprve the abilities f self-prtectin and self-saving when a fire breaks ut, a fire drill was carried ut in ur schl. It was at fur ’clck this Mnday afternn. All the teachers and students, abut 4, 000 in ttal, participated in it. Within 5 minutes, all rapidly gt ut f their classrms r ffices and reached the designated places safely. After the activity, we feel it’s very imprtant fr us t experience such a fire drill and it greatly imprves ur sense f safety.