李仕才12345读语篇，悟语法。反复朗读下列短文，领悟画线黑体部分。思考：画线的单词有什么特点？各种前缀如何用？各种前缀表示什么意思？单词加了前缀后词性有没有变化？John and his father never agree on one thing, so they often disapprove1 of each other, for there was some misunderstanding2 between them. Once, John and his parents went to his aunts home for dinner. When they left after dinner, John said “Byebye！” to his aunt in a low voice. However, his father didnt hear it and he thought John misbehaved3 himself for it was impolite4 to leave without saying goodbye.John insisted that he did say it, but his father didnt listen to him. From then on, John was unfriendly5 to his father, which6made his father extremely unhappy6. Undoubtedly7, it is unwise8 of John to do so. After all, they are father and son. His father sent him to a class of manners to enrich9 his knowledge of manners, which his father believed would enable10 him to be a goodmannered boy. Johns father said he was angry at his sons dishonesty11，which would certainly endanger12 his future. His fathers nonstop13 nonsense caused John much discomfort14. John had to go to the class. Later on，he did everything against his fathers will.71dis表示“相反或否定”意义的前缀。approve赞同disapprove不赞同，反对。2 mis表示“错误或否定”意义的前缀。understand理解misunderstand误解，misunderstanding是其名词形式。3mis表示“错误或否定”意义的前缀。behave表现得体misbehave行为不端。4前缀im通常加在以字母p开头的形容词前，表示“不、非”的意思，polite有礼貌的impolite没礼貌的；而同是表示“不、非”的前缀il常加在以字母l开头的单词前；前缀ir则常加在以字母r开头的单词前。858.前缀un通常加在形容词或副词的前面，表示“不、非”的意思，friendly友好的unfriendly不友好的，happy开心的unhappy不开心的。910.前缀en通常加在形容词前面，表示“使”的意思，rich丰富的enrich使丰富，使充实；able能够enable使能够。一般的前缀不会改变词性，但前缀en会改变所加的单词的词性。11dis表示“相反或否定”意义的前缀。dis可以加在名词的前面，honesty诚实dishonesty不诚实。912前缀en也可以加在名词前面，表示“使”的意思，danger危险endanger危及。13前缀non构成形容词、副词和名词，表示“无、没有”的意思。14Dis表示“相反或否定”意义的前缀。dis可以加在名词的前面，comfort舒服discomfort不舒服。10.单句填空(用所给单词的正确形式填空)1. I was supposed to arrive at the airport on time._ (fortunate), I was held up by the heavy traffic jam.2. Therefore, when they become older they are _(able) to do any other kind of work.3. Very early the next morning, amazingly, we got completely satisfied in a totally _(expect) way.4. I wont do the purchase because the price of this dress is _(reason)Unfortunatelyunableunexpectedunreasonable115. Job _(apply) need to show their ability to be both organized and flexible in taking on many tasks at the same time.6All facts are the source of _(conclude)7 However, most _(science) agree that EQ has a lot to do with _(educate)8Excellent oral and written _(communicate) skills in Chinese and English are of _(important)9. Fresh fruits and vegetables can provide much of our daily _(require)10. It is your _(free) to do what you want after class.applicantsconclusionsscientistseducationcommunicationimportancerequirementfreedom1211. As is known to us all, the Entrance Exam is a great _， and the students are _(compete)12. I am so _(thank) to you for your help.13. He gave me some _(construct) suggestions.14. A jurys decision in a court case must be absolutely _(object)15. He devoted much money to building schools in _ (mountain) areas.16. Unfortunately, my car broke down on a _(mud) road.17. Everyone should play his part in building a _(harmony) society.18. The _(mystery) letter sent from Taiwan made the professor lost in petitioncompetitorsthankfulconstructiveobjectivemountainousmuddyharmoniousmysterious1319. To make myself _， I would do some _ exercise after work. (relax)20. All the children felt _ when they heard the _ news. (discourage)21. We _ (apology) for the late departure of this flight.22The article can _ (long) out a little by adding some examples.23His illness _ (worse) during the night.24Letting that animal escape was no accident; you did it _(intention)25The black people were against slavery and fought for their freedom _(brave)relaxedrelaxingdiscourageddiscouragingapologizedlengthenworsenedintentionallybravely1426Our products are sold _ (world)27He went out of the office _ (hurry) to run after her.28I lost my balance and fell _ (back)29They live in the _(west) part of the village.30Its very important to eat _(health)worldwidehurriedlybackwardwesternhealthily15.单句改错(下列每句中有一处错误，每处错误仅涉及一个单词的增加、删除或修改，请指出并改正。)1A difficult person will be easier to cooperate if understand is achieved. _2The actually reasons for this phenomenon are the subject of a very heated discussion. _3Its surprised what people will do for money._4When facing danger, one should keep calmly._5Are you being completely honesty about your feelings？_understandunderstandingactuallyactualsurprisedsurprisingcalmlycalmhonestyhonest166I was thrilling to be invited._7Hopeful, well arrive before dark._8I felt extreme upset, and I couldnt believe my mother refused to help the animal. _9Was she telling me the true or trying to cheat me？_10In this increasingly competitive world, we are supposed to enrich ourselves constant to keep in pace with the modern society._thrillingthrilledHopefulHopefullyextremeextremelytruetruthconstantconstantly17.语篇填空(阅读下列短文，用括号中所给单词的正确形式填空)A father sat at his desk looking at and carefully studyin