人类最快飞行器速度

新概念英语3第15课这句话怎么理解,If fifty pence pieces are not exchanged for sweets,If fifty pence pieces are not exchanged for sweets,they rattle for months inside money boxex.什么叫做rattle for months,是说孩子想花这个钱还 if fifty pence pieces are not exchanged for sweets,they rattle for months inside money boxes请问pieces在这什么意思 连词成句:thirteen I now old am years can we find trure friends on the internet用于辩论 Fortunately,we have the Internet.We can find native speakers o_the web空是o开头的over,of,on,还是别的 初一英语题——关于“find”我发现这本书很有趣.I find this book is very interesting.此句中需要加is吗?请分析原因,并再列出一些含有find的句子,分析一下用法, 什么叫to be句型? we found _____interesting _____games on the Internet 五分钟内加悬赏~A.it,play B.that,to play C.it,to play D.that,playing 1)we can find the signs on the road.(on the road画线)( )( )we find the signs?2)this sign means "no smoking ".(no smoking画线）.( )( )the sign ( 3)all students ( )to have good study habits(习惯）.4)you learn things ( ).5)you need to study in a Does this world exist if we fell in love with the some we should not have? Is it joke that god and 想知道意思. Does this world exist if we fell in love with the someone we should not have?Does this world exist if we fell in love with the someone we should not have? Everything the original lies,this world does not love中文意思是什么 ride my bike的意思s是什么啊?呜呜~(>_麻烦在2011年3月6日晚上前完成， We live in this world when we love it.偶外语很采, hair什么时候+s如some white （hair）空里的hair要加S吗 hair 什么时候加s? hair前什么时候加a 英语什么时候用hair什么时候用hairs 这里hair 不能加S吧?hair 可以做 不可数名词,也可以做 可数名词.记得是 强调一根 一根的 时候 可以 当可数名词来用那在这个句型中:have sth done ,have your hair cut .这里面 hair 就不用加s The book cost her three pounds and twenty pence.为什么pound加s 而pence不加s fifty-three和fifty three的区别27.53怎么读? 题目是碰到作业困难是否向老师请教 ,同学们有不同的观点 根据下表内容写一篇英语短文80字陈述同学们的观点级理由 观点 理由老师讲解的清楚易于理解 增加与老师的交流机会 观点 不响老 Set out 和 set off还有 set up 的区别? we mustn't cut down forests.(改为祈使句） a four-year-old boy可以说成a four-year old boy my father is---------- (four) year old后面是单数 He p__ a play in the talent show yesterday 英雄失去理想,蜕做庸人;庸人失去理想,碌碌终生.修辞手法英雄失去理想,蜕做庸人;庸人失去理想,碌碌终生.虽人有百手,手有百指,不能指其一端;人有百口,口有百舌,不能名其一处也．这是2个 英雄失去理想,蜕作庸人请举例说明 有哪些人 什么三星note 酷派note、小米note,那个note怎么读?英语不照 people cut down a lot ofbamboo to build houses同议 four-year-old和middle-aged 杠表示是什么?