必修unit词汇自选练习

1、必修unit词汇自选练习 9 . 保 护 野 生 动 植 物 wildlifeprotection dinosaursdiedoutbecauseofanunexpectedincident.butwildlifetodaydisappearsorisindangerjustbecausehumansdoharmtoit.forexample,tigersarehuntedforfurtomakecarpetssothattheycanonlyliveinsecurereserves;grasslandisdestroyedwithoutmercysothatduststormscomeint

2、obeingaffectingdistantcities. lastyear,scientistssawsomemonkeysrubbingthemselveswithacertainkindofinsectstoprotectthemselvesfromfiercemosquitoesbiting.accordingtotheresultoftheinspection,theyfoundthattheinsectcontainsapowerfuldrug,solocalfarmerswereemployedtocatchtheinsects.theendingwasthattheinsect

3、sdisappearedfromthewholezone.whentoldthatitwasalosstohumans,thefarmersburstintolaughterandresponded,"ourreallossisourdecreasingincome.' weshouldappreciatethenaturalbalanceandpaymoreattentiontotheimportanceofwildlifeprotection.notuntilwesucceedinlettingwildlifeliveinpeace,canwesmileinrelief.

4、 恐龙因一次 意外事件而 灭绝，但是今天的 野生动植物却是因为人类的 伤害而消失或处在危险中。例如，老虎被 猎杀以获取做 地毯的 皮毛， 以致它们只能生活在 安全的保护区里；草地被毫不 怜悯地破坏，以致 沙尘暴 开始影响遥远的城市。 去年，科学家观察到猴子在身上 擦某种 昆虫来 保护自己 不受凶猛的蚊子的叮咬。根据检查的结果，他们发现这种昆虫 含有一种具有 强大效力 的药物，于是，当地的农民都被 雇来抓虫子。 结果是，这种昆虫从这整个 地区都消失了。当被告知说这是整个人类的 损失时，农民们都 突然大笑着 回应道："我们 减少的收入才是我们真正的损失呢！' 我们应该 意识到自然

5、平衡的 重要，更加 注意野生动植物的 保护 。直到我们 成功让野生动植物 安详平静地生活，我们自己才能 如释重负 地笑开颜。 unit4wildlifeprotection 一、请根据各句上下文的意义，选择正确的单词填入空白处。 第 一 组 ： protection,decrease,reserve,zone,carpet,respond,distant,mercy,importance,mosquito,insect,contain,affect 1wolongnature_,sichuanprovinceisonehometopandas. 2sunglassescanbea_toyour

6、eyesagainstthestrongsunlightonhotsummerdays. 3shenzhenspecialeconomic_wasfoundedin1980. 4_aresmallcreatureswithsixlegsandabodydividedintothreeparts. 5sexandviolenceintvplays_thedevelopmentofachild. 6freshfruitandvegetables_plentifulvitaminc. 7whynothanga_netoverabedtokeepthemawayfromyou? 8thenumbero

7、fthewildlifeis_asaresultofbeinghuntedthesedays. 9sincethereformandopeningtotheoutsideworldpeoplehaverealizedthe_oflearningaforeignlanguage. 10thetrainpulledoutandsoondisappearedinthe_. 11weshouldnevershow_toourenemies. 12iwroteherafewlettersbutshedidnt_tothem. 13the_weboughtyesterdaywasgoodqualityan

8、dcheapaswell. 一 第 一 组 ：1reserve2protection3zone4insects5affect6contain7mosquito8decreasing9importance10distance11mercy12respond13carpet 第 二 组 ： appreciate,succeed,secure,income,employ,bite,harm,inspect,incident,fierce,dinosaur,ending 14peoplesaythatbarkingdogsdont_. 15atigerisavery_kindofanimal.howe

9、ver,itwontattackyouifyoudont. 16i_itifyoucanteachmehowtoplaycomputergames. 17ifinditsohardtosupportafamilyofthreeonsuchalow_. 18obama_georgewbushaspresidentoftheusasofjanuary20,2021. 19readingindimlightdoesgreat_toyoureyes. 20scientistsdontknowforsurewhy_diedoutsuddenly65millionyearsago. 21therewasa

10、shooting_nearmyapartmentlastnight. 22thenovelgaveitsreadersanunexpected_. 23thepolicehadto_forcetoenterthebuildingwherethehosewaskidnapped. 24informationmustbestoredsothatitis_fromaccidentaldeletion(删除). 25allthemilkmustbe_toseeifthereexistsmelamine(三聚氰胺). 第 二 组 ：14bite15fierce16appreciate17income18

11、succeeded19harm20dinosaurs21incident22ending23employ24secure25inspected 二、把下列短语填入每个句子的空白处（注意所填短语的形式变化）： dieoutinpeaceindanger(of)burstintolaughterprotectfrompayattentiontocomeintobeingaccordingto 1thenewcountry_onlytwoyearsago. 2atthestoryeveryone_. 3thegovernmentisdoingitsbestto_thoserareanimals_beinghunted. 4ihadwarnedhimofthepossibledanger,buthedidnt_it. 5elephantswould_ifmenareallowedtoshootasmanyastheywished. 6childrenslivesare_everytimetheycrossthe