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1、切记Homework 1. Recite the words of unit 3 2. Do Exercise 1,2 3 on Page 23 of your textbook 3. Do Exercise 2 3 on Page 24 of your textbook 4. Be familiar with the texts of Unit 3 5. Dictation unit threeInventors and inventions Vocabulary and expressionsThe keys to the ex. 1 on Page 23The keys to the e
2、x. 1 on Page 23Checking answer I (3m)Checking answer I (3m)cube cube cubiccubic base base basicbasicmercy mercy mercifulmerciful fancy fancy fancifulfancifulstain stain stainlessstainless care care carelesscarelesscaution caution cautiouscautious poison poison poisonouspoisonousn. Adj.12345678expect
3、 expect expectationexpectation relax relax relaxationrelaxationproduce produce productionproduction reduce reduce reductionreductionidentify identify identificationidentification satisfy satisfy satisfactionsatisfactionv. n.123456adj. v.strong strong strengthenstrengthen long long lengthenlengthenfr
4、eezing freezing freezefreeze disappointing disappointing disappointdisappoint1234The keys to ex. 2:The keys to ex. 2:1. 1.The greengrocer at the corner is probably theThe greengrocer at the corner is probably the most convenientmost convenient to reachto reach. . 2. 2.If you want to apply for a cred
5、it card, you mustIf you want to apply for a credit card, you must provideprovide validvalid identification.identification. 3. 3.You need to approach that animal with You need to approach that animal with cautioncaution as as it may bite.it may bite. 4. 4.She is She is passivepassive during meetings
6、and does not during meetings and does not contribute to discussions at all.contribute to discussions at all.5. 5.I found his phone number in the directory and I found his phone number in the directory and tried to tried to call/ring him upcall/ring him up last night, but there was last night, but th
7、ere was no reply. Later I found I dialed the wrong number.no reply. Later I found I dialed the wrong number. 6. 6.I dont think of my hometown very much, only I dont think of my hometown very much, only now and thennow and then. . 7. 7.Luckily the rainfall stopped Luckily the rainfall stopped abruptl
8、yabruptly before I left. before I left. 8. 8.In a courtroom it is sometimes difficult to In a courtroom it is sometimes difficult to distinguish distinguish who is innocent and who is guilty.who is innocent and who is guilty.Answer key for exercise 2 on page 24Answer key for exercise 2 on page 241.
9、1.We need another copy of the _ agreement.We need another copy of the _ agreement. 2. 2.He seemed _ by the failure of his He seemed _ by the failure of his patent.patent. 3. 3.She tried to make herself _ while giving She tried to make herself _ while giving her talk.her talk. 4. 4.I was _ to see our
10、 team _ by a I was _ to see our team _ by a weaker team.weaker team. 5. 5.My mother appeared _ with the lanterns she My mother appeared _ with the lanterns she had made.had made.signedsigned disappointeddisappointedunderstoodunderstoodembarrassedembarrassedbeatenbeatenpleasedpleasedAnswer key for ex
11、ercise 3 on page 24Answer key for exercise 3 on page 24If you want to be an inventor, you must have a plan If you want to be an inventor, you must have a plan _ to solve a particular problem. This is not as easy _ to solve a particular problem. This is not as easy as it sounds. Many ideas, _ after w
12、eeks of as it sounds. Many ideas, _ after weeks of research, may not prove successful. Many unsuccessful research, may not prove successful. Many unsuccessful approaches are _, and only the most creative and approaches are _, and only the most creative and successful ones are _. Each idea _ by you s
13、uccessful ones are _. Each idea _ by you will need to be _ until it leads you closer to a new will need to be _ until it leads you closer to a new invention. Once this hard work has been completed and the invention. Once this hard work has been completed and the patent committee has approved your de
14、sign, you will find patent committee has approved your design, you will find your new invention _ on all sides.your new invention _ on all sides.designeddesigned developeddevelopedrejectedrejected welcomedwelcomedtestedtestedimprovedimprovedadoptedadoptedAnswer key for exercise 4 on page 24Answer key for exercise 4 on page 241. 1.We saw _ on TV yesterday.We saw _ on TV yesterday.2. 2.He left the car lights on overnight and in the morning He left the car lights on overnight and in the morning she couldnt get _.she couldnt get _.3. 3.Catherine
