四级高频核心700词，考前必背！（1-100）001alter[ˈɔ:ltə(r)]v.改变，改动，变更例句：It seems that every time my mother buys a dress, she asks the store to alter it by making it longer or shorter or wider.每次妈妈买衣服时，好像总是要商店给改长一点，改短一点或改肥一点。
002burst[bɜ:st]vi. n.突然发生，爆裂例句：If you blow too much air into a balloon，it will burst.假如你往气球里吹的气太多，气球就要炸破。
003 dispose[diˈspəʊz]vi.除掉；处置；解决；处理(of)例句：He disposed his flowers in a large square around the yard.他围着院子把鲜花布置成—个大的正方形。
004blast[blɑ:st]n.爆炸；气流vi.炸，炸掉例句：In order to build highways over orthrough mountains, huge amounts of solid rock must be blasted.为了在山上或穿山修筑公路，大量坚硬的岩石必须炸掉。
005consume[kənˈsju:m]v.消耗，耗尽例句：We consumed the entire evening in talking about the movie.我们整个晚上都在谈那部电影。
006split[split]v.劈开；割裂；分裂a.裂开的例句：The campers split the thick log to make thinner wood for burning.野营者把粗木头劈成细木柴烧火。
007spit[spit]v.吐（唾液等）；唾弃例句：Any food leftover , you would have to spit out.你不得不将任何食物吃剩的部分吐了出来。
008spill[spil]v.溢出，溅出，倒出例句：The milk spilled on the table cloth.牛奶溢到台布上了。
009slip[slip]v.滑动，滑落；忽略例句：The dog slipped on the icy sidewalk.狗在结冰的人行道上滑了跤。
010slide[slaid]v.滑动，滑落n.滑动；滑面；幻灯片例句：The window got stuck as she was sliding it open.她要把窗子滑动着打开时，窗户卡住不动了。
011 bacteria[bækˈtiəriə] n. 细菌例句：Some bacteria cause meat to spoil and milk to sour; some bacteria cause disease; and some bacteria are very useful to man.有些细菌使肉腐烂，使牛奶变酸，还能引起疾病；而有些细菌对人类却很有用。
012 breed[bri:d] n. 种，品种v. 繁殖，产仔例句：That 's because mosquitoes breed in standing water.这是因为蚊子在死水中繁殖。
013 budget[ˈbʌdʒit]n. 预算v. 编预算，作安排例句：You will be better off if you live within a budget that you make out yourself.假如你的花费能限制在你制订的预算之内，那你的经济情况就会好一些。
014 candidate[ˈkændidət]n. 候选人例句：Mr. Smith is the Republican candidate for governor.史密斯先生是竞选州长的共和党候选人。
015 campus[ˈkæmpəs]n. 校园例句：The college had an attractive campus--many trees, much grass, and beautiful flowers. 那所学院有个美丽的校园，有很多树，很多草和鲜花。
016 liberal[ˈlibərəl]a. 慷慨的；开明的；自由的例句：Mr. Black is liberal with his time in helping me．布莱克先生不惜时间来帮助我。
017 transform[trænsˈfɔ:m]v. 转变，变革；变换例句：Dark clouds transformed the sky.乌云改变了天气。
018 transmit[trænsˈmit]v. 传播，播送；传递；传染例句：Some diseases are easily transmitted from one person to another.有些疾病很容易从一个人身上传给另一个人。
019 transplant[trænsˈplɑ:nt]v.移植；移居；移栽（植物）例句：It 's more like an organ transplant.它更像是一次器官移植。
020 transport[ˈtrænspɔ:t]v.运输，运送 n. 运输，运输工具例句：They are second in transport efficiency only to oil pipelines.它们在运输效率上排名第二，仅次于石油管道。
021 shift[ʃift] v. 转移；转动；转变例句：The little boy tried to shift the blame to his brother.那个小男孩想把他的责任推卸给他的哥哥。
022 vary[ˈveəri] v. 变化，改变；使多样化例句：His ideas are likely to vary from day to day.他的观点好像天天改变。
023 vanish[ˈvæniʃ]vi. 消灭，不见例句：The strange man vanished in the fog.那个陌生人消失在雾中。
024 swallow[ˈswɒləʊ]v. 吞下，咽下n. 燕子例句：Chew your meal well before swallow.把肉嚼碎后再咽下去。
025 suspicion[səˈspiʃn] n. 怀疑，疑心例句：Our suspicion that the dog ate the cake was right; he had crumbs of cake on his whiskers!我们的怀疑是正确的，狗吃了那块饼，它的须上还有饼的碎屑呢！026 suspicious [səˈspiʃəs]a. 怀疑的，可疑的例句：But some opposition parties were suspicious.但是一些反对党持怀疑态度。
027 mild [maild]a. 温暖的，暖和的；温柔的，味淡的例句：My father is a mild person who never loses his temper.我父亲性情温和，从来不发脾气。
028 tender[ˈtendə]a. 温柔的；脆弱的例句：He has a tender feeling for his brothers and sisters.他对待兄弟姐妹很亲切。
029nuisance[ˈnju:sns] n.损害，妨害，讨厌(的人或事物)例句：He could be a bit of a nuisance when he was drunk.他醉酒时有点讨厌。
030 insignificant[ˌinsigˈnifikənt]a. 无意义的，无足轻重的；无价值的例句：In 1949 Bonn was a small, insignificant city.1949 年时波恩还是个无足轻重的小城市。
031accelerate[əkˈseləreit]vt. 加速，促进例句：U.S. treasury secretary Timothy Geithner has publicly urged China to accelerate appreciation of its currency.美国财长提姆西•盖特纳早已公开敦促中国加快人民币升值步伐。
032absolute[ˈæbsəlu:t]a. 绝对的，无条件的；完全的例句：The general said that he was now in absolute command, and he didn’t have to listen to other officers.将军说，他现在具有绝对指挥权，勿需听从其他军官。
033boundary[ˈbaundəri] n. 分界线，边界例句：That fence marks the boundary of my property; the land on the other side belongs to the neighbor.那道篱笆标明了我的地产分界线，篱笆那边的土地是邻居家的。
034 brake[breik] n. 刹车，制动器v. 刹住(车)例句：The driver pressed on the brake when the traffic light turned red.当交通灯换成红灯时，司机刹了车。
035catalog['kætəlɔ:g] n. 目录(册) v. 编目例句：A library hasa catalog of all the books in it.图书馆备有全部藏书的目录。
036vague[veig] a. 模糊的，不明确的例句：A vague figure approached in the darkness.一个模糊的黑影在黑暗中走了过来。
037vain [vein]a. 徒劳的，白费的例句：I soon gave up my vain efforts to attract his attention.我不久放弃努力，因为要引起他的注意是徒劳的。
038extinct[ikˈstiŋkt] a. 绝灭的，熄灭的例句：Dinosaurs and mammoths are extinct animals.恐龙和猛犸是已经绝种的动物。