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日全食可以用肉眼观看吗 日全食为什么不能直接用肉眼观看? 日全食能用肉眼直接观看吗? 小明爸爸的工资收入每年增长10%,以这样的速度增加,那么 4年后,他的工资收入比原来增加了( )% none和no one和nobody和not every的区别在哪里? Tell your friends (something) about your school.Something是不定代词,第二宾语,细说该句的句子成分 试比较（x-3）²与（x-1）（x-5）的大小 don't wrong!you can tell me something () your new friend () schoolA about,afterb to,atc with tod like in tell me something to your friend选出错误的一项并改正 这几题帮忙做一下! Children all like i( )tea in the hot summer days.填空题 谁能帮我把这几题做出来 做一下几题················1.if you have problem______your schoolwork,don't keep them_______yourself.A.with,to B.with,with C.on,in D.in,with2.his mother told him to be_______.don'tmake________mistakesA.careful,careless B.carefully 可以帮我做一下这几题吗 倒数题, 改错 1.Not every child like dumplings 2.There is going to have a picnic tomorrow.3.Who help us find the address?4.My teacher asksus don't arrive late.5.I hope you to have a good time. I like sunglasses.I wear it every day.改错. 一.My grandparents like walk home every day.改错 耐光汗色牢度和耐光色牢度,耐汗色牢度有什么区别?针织测试色牢度中有耐光、耐汗、耐光汗,前两种和第三种有什么区别? 纺织上的 色牢度等级 几级最好 共几级?如题 光照牢度呢? 我们通常说的“色牢度”是指什么?经常听到我们供应商还有同事说“色牢度”,我知道是关于染色的,可是“色牢度”具体是指什么呢?有没有什么标准? 1.小明和小亮解同一个关于x,y的方程组｛ax+by=1 (1) {bx+ay=-5 (2) 时,小明把方程（1）抄错了,解得方程的为｛x=-1 ;而小亮把方程（2）抄错了,解得｛x=3｛y=3 {y=2;求原方程的正确解. Children usually like ice creams这句话有什么不对?xiexie 判断下列句子是否正确,不正确的请改正.Children usually like ice creams. 当n=1,2,3,4,5时,代数式n²-3n+7的值是质数吗?你能肯定：对于所有自然数,式子n²-3n+7的值都是质数吗? 判断下列句子是否正确,不正确的请改正. Children usually like ice creams. The Toms likes mince very Many _____ (child) like ice creams . I usually read English in the evening.改写成否定与一般疑问句. i usually reat english in the evening 用now改写 请问HS所表示的肖式硬度转化为洛式硬度和布式硬度是怎么转换的由没有国家标准, 451037.46万元等于多少i亿 求歌,日本ICE的《fleeting time》小说 十年一品温如言 中提及的