有哪些字是多音字

what's the number of your flight leaving Beijing?中的leaving 可否换成to leave ,如不可,为什么? what's the number of the smith flight leaving beijing?为什么用ing形式 sort of 噬菌体有没有DNA 生物DNA噬菌体噬菌体侵染的过程中,能证明DNA分子是遗传物质的关键步骤是（1 4)噬菌体将自己的DNA注入细菌体内噬菌体的DNA利用细菌体内的成分复制粗DNA和蛋白质新和成的DNA和蛋白质外壳组 which one which Which one is better?which is better? 一道有关which和one的英语题目Understanding the cultural habits of another nation,especially（ ）containing as many different cultures as USA is a diffcult thing.A one B which为什么是选A而不是B,理解为非限制定语从句不行 The chemistry teacher asked the students what water was ___ of.A.compounded B.composed选哪个,为什么 1.you mustn't take p____ in the museun 2.look!it ______(rain) and you should put on your raincoat 3.my brother is ill.he ____(lie) on the bed 4.he speaks chinese ____(terrible) well You mustn't take the flowers什么意思 英语翻译但为什么答案是 如果不下雨 我就去那里~unless的用法 是什么 什么时候翻译成如果不or 除非? what did you go there __?——to visit my father .A,for ; B,to ; C,in ；D,at Willing to have their own happiness意思 噬菌体侵染细菌实验中原来大肠杆菌的DNA呢,是否还在进行生命活动呢? when people are willing to talk to their elders and have learned about their past,they understand that life can be mean and human dignity was once treated on.可不可以帮忙翻译下这句话.谢谢~~ many sunny sorry why 四个单词中“y”发音不同的是哪个? sunny,us,culture,这三个单词的u发音一样吗? 噬菌体浸染细菌后细菌的DNA哪去了 各位姐姐哥哥,我英语太烂了,可以给我提供sorry 扫瑞 这类型的单词吗?英语太烂. get one's back up和put one's back up一样吗 whether all the population are benefit from a growing country 这句话对么?我想说：国家的快速发展是否对每个人都有益?怎么翻译? 以ways to benefit from college life为主题的演讲稿 快 求“龙的故事”,不要什么“叶公好龙”“画龙点睛”的,可以用来写作文的就行. Did he make his bed in the past?No,he didn't.的中文意思什麽意思嘛 Mr Smith watched his son__yesterday,A make the bed B to make the bed C making thebedD was making the bed,该选择哪一个? Did Wang Tao make his bed in the past? It is just like one of the k( )to the door ofIt is just like one of the k( )to the door of success.在括号里填入正确的单词, Lucy tried her best ____(not show)her angry. much中ch读“吃”还是读“起”许多英语教师读“麻吃”，该读“麻吃”还是“麻气” how much is it阅读答案 much和many的区别 今天地球online怎么这么卡啊!→_→ping2000 FPS 低于10走路都瞬移了..戴眼睛视线还是一卡一卡的