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为什么笼统的说频谱平面就是傅里叶透镜的后焦平面是错误的? 哥白尼是被火烧死的吗?没什么 英文词组agree on和agree with有什么不同? To her surprise可以表示什么意思 Mr.Green wanted to know the r____ that Tom was late for school什么意思 The Wilsons are not richand Mrs Wilson is always careful with her m____. 给妈妈的一封信该怎样写回信100字写几个要点也可以 mrs wilson knew that her husband and children always did things very_ A.slowB.slowly 一封英文信件!请帮我写回信!Mr Zhang,I'm not happy.I have too many rules in my live .I have to get up at 6 am every morning.I can't meet my friends after school ,because I have to do my homework.I can't watch TV on school nights,I never hav 本人急需一封（给家长的一封信的回信）关于交通的, 凸透镜焦平面发出的光平行?是指焦平面上的一点发出的光经过凸透镜折射后平行?还是所有的点发出的任意光线经折射后都平行?还是别的情况? 两平面垂直的话,是不是可以说,在一个平面内的一条直线也垂直于另一个平面 如何证明用一个平面去截球体的话,所得平面为圆呢?无论过不过球心都是圆吗 大卫英语教口语教的好不好?大卫英语怎么样? you,often,see,your,do,on,grandfather,weekends,to,go连词成句 send back to中back的词性 why did the birds decide to send a messenger to menLong, long ago, as the birds flew over the world, they saw that men had a beautiful thing. It was a bright, burning thing. Men cooked their food and kept warm with it. The birds thought life What the fox 改革开放以来,人们的生活水平越来越高,就像（ ）光读书而不去思考和运用,结果只能是（）填歇后语 she draws as___as her brother.为什么是well 而不用good. A long time ago,in England,some judges often decided whether a man was telling the truth ___ givinghim some dry bread.A.throughB.byC.withD.in为什么选B? the man thinks ____ some time. 有关花的词语（四个字的）打错字了，是描写颜色的词语 花的组词（四个字）花这个字在最后 高一政治“生活与消费”商品生产者为什么要重视商品的质量? 为什么要高度重视消费 _____any change in the date of delivery,please let us know in advance.选项:a、There should be b、 Should there be c、 There would be d、 Would there be单选 我们在街边走时应该小心英文怎么说 提单中port of dischargeg和place of delivery有何区别如题 海运提单中port of unloading,port of discharge ,place of dilivery有什么区别 贸易术语解释,TNT ,FOB point shanghai ,place of delivery.port of loading,port of discharge. port of discharge 和 port of delivery 有什么不同?