高中英语Unit20NewFrontiers_CommunicationWorkshop自我小测北师大版.docx

Unit 20 New Frontiers-Communication Workshop.单词拼写1The memory of the accident will never_ (消退)from her mind.2He did not know from which part of Africa his_ (祖先)had come.3The river is the_ (边界)between the two countries.4_ (原始的)men made tools from sharp stones and animal bones.5Since he graduated from the college，he has a_ (永久的)job here.根据文意及首字母填空Recently there has been another burst of interest in space as a result of the Hubble 1.T_.It was launched in 1990 so that astronomers could observe space without the Earths atmosphere being a 2.b_.The Hubble has provided views of such 3.p_as dying stars and black holes.The telescope is so precise that over fifty new planets have been located beyond our solar system.Other exciting developments include two other projects for 4.e_our solar system，looking for water on the moon and looking for 5.p_ life on other planets.选词填空primitiveboundarydeclaredsettlerancestorIt is 1._that the 2._of the American Indians were the first 3._ of the Asians.They went on exploration crossing the natural barriers outwards through the 4._，and began the most initial，5._and permanent life.选句填空Ait doesnt workBhow do you knowCtheres no electricityDtheres no light bulbEwhy are you sittingMother：_1_ here in the dark doing nothing?Son：Well，I cant watch TV because_2_.Mother：_3_？Have you tried?Son：Well，I havent actually pressed the button to turn the TV on but I tried the light and_4_.Mother: Thats because _5_in the socket!.根据提示重新排序主题：学生宜不宜过多看电视论据：1.浪费学习时间2减少户外体育活动3损害视力4有些电视内容对学生不宜5丰富课余生活6获取知识和信息AAs students，our main task is to study.Watching TV a lot will waste much time that should be spent on learning.Besides，we are building up our bodies，and we need enough outdoor sports.And TV cannot take the place of exercise.On the contrary，staring at the screen too long will do harm to our eyesight.Moreover，some TV programs are not suitable for young students，for there are terror，violence，murder and sex.BWe should remember to choose programs when we turn on TV and control the time for watching TV.CNowadays students spend much time on TV after school on holiday.I dont think it is right.DOn the other hand，watching TV can enrich our life，and we can learn a lot of knowledge and information，which is important to our study.参考答案.1答案：fade2答案：ancestors3答案：boundary4答案：Primitive5答案：permanent.答案：1.Telescope2.barrier3.p