课前准备一•分析句子结构，找出句中的主谓结构及非谓语形式。
1. World emissi ons have rise n by about 70% since the 1970s.2. Walki ng 10 kilometers every day is a challe nging game for a no rmal pers on.3. It affects man's spirit and makes them more likely to suffer from disease.4. Many years ago there lived a very rich man who wan ted to do someth ing for the people of his tow n.5. The survey con ducted by the club shows that many people want to take exercise for one hour every day.二•认真阅读下面文章，在理解文章意义的基础上分析划线部分的句子结构(找出谓语和非谓语结构)。
One day a rich man took his son on a trip to the coun try. He wan ted to show his son how the poor lived so he could be tha nkful for his wealth.They spe nt a couple of days and ni ghts on the farm of what would be con sidered a poor family. On their return the father asked his son to expla in what he had lear nt. The boy, who had rema ined sile nt and deep in thought on the journey home, replied in a way that shocked his father.The boy said he wan ted to become a farmer. He env ied the farmers who had the beautiful ni ght stars to give them light while his family had on ly expe nsive lanterns. He wished to have a farm where he could go swimmi ng in an en dless river in stead of the garden pool in their home. Finally he asked his father, "What makes us safer, large walls around our house or frie nds that will protect us?"The boy finished by saying, " Before the trip I thought we were rich but today I learnt who is truly rich. "With this the boy got up and walked away, leaving his father sitting on their comfortable sofa, totally speechless.(2009广州一模)课堂练习Taskl.请做下面一组题，每做一题都要思考是如何一步一步做出来的，并将解题的思维过程说出来。
在做完这一组题后，总结一下这类题的解题方法。
1. (2007)1 was on my way to the Taiyetos Mountains. The sun was setting when my car(break) dow n n ear a remote village.2. (2008) Bei ng too an xious to help an eve nt develop ofte n _______ (result) in the con trary to our inten ti on.3. (2009)...people stepped on your feet or ________ (push) you with their elbows (肘部), hurry ing ahead to get to a barga in.4. (2009)Her mother was excited, “Youfather has at last decided to stop smoking, ”Jane ____________ (in form).5. (2010)After a four-day jour ney, the young man _________ (prese nt) the water tothe old man. His teacher took a deep drink6. (2011)He ______________ (prete nd) that a tiger toy was real and givi ng it a voice.归纳总结：当句子缺少谓语动词时，括号中的动词就是 _________________ 动词。
此时，要根据语境确定用哪种时态，根据主语与该动词的主动或被动关系确定用主动语态还是用 ________ 语态。
★Task2:请做下面一组题，每做一题都要思考是如何一步一步做出来的，并将解题的思维过程说出来。
在做完这一组题后，总结一下这类题的解题方法。
1. (2011)1 noticed a man ______ (sit) at the front.2. (2010)He spit it out, ________ (say) it was awful.3. (2009)She wished that he was as easy _______ (please) as her mother, who was always delighted with perfume.4. (2008)For example, the proverb, “ pluckingjp a crop _______ (help) it grow” i,s based on the follow ing story.5. (2007)While she was gett ing me _______ (settle) in to a ti ny but clea n room, the head of the village was tyi ng up his horse to my car.归纳总结：当句中已有谓语动词又没有并列连词与括号中的动词并列，该动词就是__________ 。
注意：总结的规律不必太多。
此时，就要根据非谓语动词的用法确定用具体的某种形式。
如作主语或宾语，就用 (一般)或不定式形式(具体);作目的状语或在形容词后作状语,用；作伴随状语或作定语,要根据与逻辑主语的关系，用现在分词或过去分词；有时也要根据句式搭配来确定，如see/hear/ notice sb. do/doing sth. ,spe nd...do ing sth.等。
★Task 3:根据以上所学知识，填写下列句子。
1. (2011 广州一模)When I asked what he wan ted to order，he just _______ (shake)his head in disbelief and asked if the waitress whom I spoke to just now was speaking En glish.2. ( 2007 年广州二模)The exam, which was origi nally to be held in our classroom (cha nge) to the library at the last mi nute.3. ( 07 广州一模)We must also consider the reaction of the person ______________ (receive) the gift.4. (2011 年广深四校联考)In Mount Berry，Georgia，people find a group of schools (build) specially for mountain childre n.5. (2011 年深圳二模) ________ (walk) nearer，she looked up at me and then fixed hereyes on my can.6. (2011 年深圳一模)Almost _________ (freeze)，the old man could not get off theground.7. (2008 年江门期末)The other frogs kept _________ (tell) them to stop and that theywere as good as dead.8. (2011 广州一模)Before the waitress could even finish describing the menumy friendlooked at me with his eyebrows ______ (raise).9. (2010广州期末)A pick-up truck passed us on the road anda few minutes later，I sawit ______ (pull) back and the driver look ing directly at us.10. (2011 年汕尾一模)So ______ (do) better in reading comprehension，we shouldlearn the kno wledge of writi ng，study how questi ons are desig ned and the relati on ship betwee n questi ons and the read ing materials.Task 4巩固练习，用括号中所给的动词的适当形式填空。