四年级科学面包发霉了

She bib her homework at home yesterday.(改成一般疑问句)____ she ____ her homework at home yesterday. Jenny does her homework at home.该一般疑问句 各种颜色用英语怎样说?例如:黑色black 外国人的英文姓氏需大写吗?如green,black 颜色作英语姓氏在这么多的颜色单词中,有那些颜色的单词也同样可以作为英语的姓氏,能列举出来吗,越多越好哦! 【物理】如何算影子长度? 根据影子计算物体长度比如一人高1.5米,影子长1米.某树高X米,影子长3米 计算树高的算式是否为 1.5 X ---- = ---- 1 3 根据影子长度求物体长度怎么算 请问怎么用比例法计算路灯下影子长度 改写句子：1、Betty does her homewoork at home .(改为否定句） Betty ____ ____ her homework at home 2、The students are cleaning the room .(对画线部分提问）___ ___ the students ____?3、I sit on Jim's right and on John's left .(改 帮我找首有关健康饮食的英语歌 She’ll never forget her stay there _ __ she found her son who had gone missing two years before.A.that B.which C.where D.when she will never forget her stay there( )she found her son who had gone missing two years before.2009四川考题括号里为什么选when?答案是when 为什么不能是where引导定语从句呢？there是先行词 She’ll never forget her stay there _____she found her son who had gone missing two years She'll never forget her stay there _she found her son who had gone missing two years before.A.when这个地方为什么选when而不选where呢 She’ll never forget her stay there when she found her son who had gone missing two years beforewho had gone missing two years before.由who引导的是什么从句 用英语写五句有关饮食健康的句子（用建议的方法写） 我们应该如何健康饮食英文 写一段文字,用上阳光,鲜花,微笑,掌声 一张你家的全家福用英语怎么说开头是Is it的那种 用阳光 鲜花 微笑写一段话五分钟之内! 你知道彩虹有几种颜色?翻译 王奶奶60岁了,只过了15个生日,王奶奶的生日是（）月（）日. 十个描写春天景物的四字词语 一位老奶奶今年82岁,可她只过了20个生日,她的生日是几月几日?在第几季度?可以说明理由嘛？ 我想把谷歌当作学英语的词典,但担心它发音不准提点建议吧 She has to do her homework first.[改为否定句] 描写春天景物的四字词语 写出10个描写春天景物的四字词语.例如：花红柳绿、春暖花开、万物复苏等.快速, The girl had a short rest and did her homework ______ she reached home.A.after \x05B.before \x05C.when \x05D.since要合理的理由, .The girl had a short rest and did her homework ______ she reached home.为什么答案是when 不是aftre 七年级上册英语补全对话good morning. [ ] ?yes,pease.[ ]we have got all kinds of computer here [ ]?i ususlly know little about computer .which one sells best these days?mu , i think[ ]?