随机抽样的特点主要包括

old Henry was in hospital other day改同义句old Henry was in hospital a few_______________ Mead Johnson 和Enfamil是什么关系 公交车 上 和 下 的英文解释是“UP”“DOWN”还是“ON”“OFF”谢谢!近日看到公交车上面上车和下车的地方分别用英文写的“UP”和“DOWN”,总感觉不对!公交车 上 和 下 的英文解释是“UP”“D Jane often flies to Japan的同义句是－－－ 用be going to完成句子1、it,rain2、he,get a good job,in the future3、they,travel around the world4、Peter,swim three times a week 用be going to写句子 用be going to 改写句子1、we want to visit the moon.2、peter is taking photos in a garden.3、I go to the library after school.4、she must prepare things well before the trip.5、lt look us an hour to walk to the end of the street. really?are you sure? on the weekend,my friends and l are go to Zhongshan Park.接上面（we get there at ten o' clock in the morning.we come back at 4'o clock in afternoon.we cost 50 yuan.帮我看一下有没有语法上的错误! I'am good at playing chess too同意句 She's going to the park tomorrow.So __ we. She is going to the park tomorrow.So __ we. my uncle is very kind ____me two_____ make one(half的正确形式 I'll meet you at Philippi是啥意思?谢 ( )of the students in John's class are in ( )A.one-half,the twenties B.Half ,the twenties C.half,their twenties D.A half ,their twenties My hobby要有中文,我的爱好是运动,不少于五句, in particular chances of 是啥意思 .Is this the way you think of _________ the city of white pollution in practice?A.ridding B.of to rid C.of ridding D.to ridding 意大利casalmoro翻译中文是什么、 Introduction是什么意思 Ｉ beive with you ,if you try to hard working帮我翻译下, 喝氨基酸有什么不良反应吗? motor step to test angle error!请问这些英文什么意思?在motor step to test angle error!请问这些英文什么意思?在线等,急求!一确定答案立刻好评,谢谢! 请根据括号内所给提示用be going to 改写句子.1 I somethings write to my mother in the evening.(tonight)2 He went there by plane.(some day next year)3 China is a modern and strong country.(in tweny years) 20种常说的氨基酸都有什么 要翻译 有大奖Miners work under the earth to collect coal.They have dangerous jobs because occasionally the earth sinks and falls apart.When this happens,miners are trapped underground.They are buried.If they don't have air to breathe,food to ea 英语翻译很想知道啊 求文档:作文 my hobby and my futur急哦 STEP BY STEP的英语同义词? 英语step by step出新版了吗?哪个版本更好? try putting out a small fire with water