21世纪大学实用英语练习册答案-第一册 Unit1Unit1 Part 1 Text Exercises I. carecarefulcarefully harmharmfulharmfully helphelpfulhelpfully hopehopefulhopefully painpainfulpainfully skillskillfulskillfully successsuccessfullsuccessfully thankthankfulthankfully 1 carefully 2 harmful 3 successfully 4 thankful 5 hopeful 6 careful 7 hopefully 8 helpful 9 painfully 10 painful 11 skillful 12 successful II 1 do well in ones studies 2 for the first time 3 away from ones family 4 compete with sb. for sth. 5 set a study program 6 decide when to go to bed 7 go to class on time 8 pass ones exams with good grades 9 shareones fears with sb. 10 look upon oneself from a differentperspective 11 a person responsible foroneself 12 handle what is ahead III. 1 F 2 C 3 J 4 D 5 E 6B 7G 8A 9I 10H IV. 1 how 2 making 3 chose 4 Shortly 5 under 6 on 7 hand 8 fairly 9 addition 10 with 11 share 12 own V. Passage 1： 1B 2C 3A 4D 5C Passage 2： 1C 2A 3C 4A 5D VI. 1ask questions early 2 eatright 3 difficult assignments 4 to sit 5 work hard Part2 I. 1A 2C 3D 4C 5 D 6C 7D 8C 9B 10 C 11important 12 pulled out 13 rushed 14 away from 15 in front of II. 1B 2A 3B 4D 5C 6C 7D 8C 9B 10 C 11A 12 D 13 B 14 C 15 A 16 A 17 D 18 A 19 B 20 D 21 emotion 22decisions 23 had studied 24 talking 25 assign 26 driving 27 more warmly 28 addition 29 ability 30 would have III. 1 A 2 B 3 D 4 D 5 B 6 All students 7 the Head Librarian 8 be repaired 9 the Reading Room 10 June 15th, August 15th IV. 1 A 0.5 B 2 C 0 D 1 2 A 0.5 B 2 C 1 D 0 3 A 0.5 B 0 C 1 D2 4 A 2 B 1 C 0.5 D 0 5 明明： 今晚我不能和你去参加英语晚会，因为我要在家做功课，不然明天要被王先生批评的。 伟伟 August 5th, 2006 V. Dear Jiang Jun, I am very glad to hear that you did verywell in the College Entrance Examinations and will soon enter a leadinguniversity in Beijing.I feel very proud of you and I know that you will do even better in the days tocome. Congratulations! Yours Li HuaYours Li Hua21世纪大学实用英语练习册答案-第一册 Unit2Unit2 Part 1 Text Exercises I. graduategraduation infectinfection createcreation decidedecision educateeducation produceproduction assignassignment developdevelopment achieveachievement announceannouncement 1 assignments 2 production 3 education 4 announcement 5 infection 6 achievement 7 decision 8 creations 9 development 10 graduation II. 1 honor the blind / inhonor of he blind 2 make items out ofleather 3 take care of sb 4 be at the top of ones class 5 develop an alphabet 6 deliver messages to soldiers 7 be made up of dots and dashes 8 keep themessage secret 9 take up too muchspace 10 simplify the code 11 be onvacation at home 12 pick up a bluntawl 13 An idea comes to sb. III. 1C 2F 3A 4J 5H 6B 7D 8K 9E 10 I 11 G IV. 1 out 2cut 3slipped 4 best 5 infected 6 by 7 homework 8 assignments 9top 10 of 11 decided 12 when V. Passage 1：1 C 2B 3D 4C 5B Passage 2：1 A 2D 3B 4A 5C VI.1 peoples hands 2 had been blind 3 in Helens hand 4 understood 5 write out Part2 Exercise for PRECTCO I. 1D 2A 3B 4D 5C 6D 7C 8B 9A 10D 11 filled 12 millions 13 stored 14 communicate 15 Its effect II. 1B 2D 3A 4C 5C 6D 7D 8A 9B 10A 11B 12V 13A 14 B 15 D 16C 17A 18B 19C 20D 21 infection 22 reality 23 would to 24 simplifying 25 consumer 26 poisonous 27 is beingbuilt 28 had done 29 being discussed 30 is taken III. 1 n.1 2 n.2 3 n.4 4 v. 5 n.1 6 a sales manager 7better-paying job 8 Boston High School 9 radio and TV sets 10 washonorably discharged IV. 1 A (1) 2B (0.5) 3C (0) 4D (2) 2 A (0) 2B (0.5) 3C (1) 4D (2) 3 A (2) 2B (1) 3C (0.5) 4D (0) 4 A (2) 2B (1) 3C (0.5) 4D (0) 5 张小姐： 我得了重感冒，不能来校上课。特此请病假两天。附上医生的病假证明。 李红 V. Lost On the afternoon of the 8th this month I lost my schoolbag on theplay-ground because of my carelessness. Inside were several textbooks, adictionary and a key to my bike. Would you please send it to me if you find it?My classroom is Room 202, Building 4. Many thanks.