在家能做的化学实验

两列火车同向而行从快车追上慢车到快车超过慢车两列火车所行的路程之差是什么 怎么写秋的作文? 四字词语反义词 道什么论什么 If we have had a contract with this shop,we would lose a partner.帮我改一下句子,要表达的是,如果我们过去和那家商店有和约(你还犯这种错误),我们就会失去这个合作伙伴.我自己搞不清楚虚拟语气了. We will have a meeting sheduled as noted below.sheduled 是过去分词么 as noted below是什么用法呢? 含有反义词的四字词语 We have already ___ the terms,but the contract will have to be ___ higher authorities for approvalA.settled on,subjected forB.settled on,subjected toC.agreed on,taken forD.agreed with,referred to有选A有选B的,到底是哪个啊? 两对反义词组成的四字词语出生入死 we are in receipt of your letter of march 8,contents of which have been duly noted Both sider have accused of breaking the contract_?A:another B:the other C:neither D:each 英语翻译At this time I am requesting that you send any samples that have been completed and approved by the manufacture.I can start to evaluate these parts ASAP.Please have them shipped by Air and supply a tracking number. 英语翻译【】【】【】this month,I‘ll have finished reading this book. This is one of the best films _______. A. that have been shown this year B. that have shown C. that答案是A吗?C. that has been shown this year D. that you talked 一辆汽车的行驶时间与路程关系如下图显示.（1）这辆汽车2.4小时大约行驶了多少千米?在点A时,汽车行驶的时间和路程大约各是多少?（2）如果汽车再行驶4.5小时,可以行驶多少千米? 图： be /feel confident of sth./that clause I feel confident.中的confident要用名词吗 怎么改? We should be confident that we can learn it well.这句话that后面的句子是什么句型（be confident 的宾语从句,还是其他的什么?）老师说过,在be+形容词+to do中to do做的是形容词的原因状语从句,也就是解释为 小涵的妈妈把2000元存入银行,定期两年,年利率是2.43％,到期小涵妈妈可取出本金和利息共多少元（不计利息税） The only solid piece of scientific truth about（ ）I feel totally confident is that we don‘tknow enough about nature.空格填什么好填why行不 小丽妈妈把2000元存入银行活期2年,得到税前本息2057.6元.求年利率是多少?2057.6-2000=57.6元 57.6/2000/2*100%=1.44%活期为2年,求的是年利率为什么不用除以2? We played really poorly in the first half.We should ,however,feel that wewere very lucky indeed. After all,the cscore is tied.为什麽用 should ?A. would B. could C. should D. might 请详解. 是 表推测 ,怎麽解释? 还是委婉提出自 甲乙两地相距280km,客车每小时行32km,经过4小时还相距8km,货车行多少千米? 甲,乙两辆汽车同时匀速从相距280km的A,B两地相向而行,s（km）表示汽车与A地的距离(题目还没完,看补充)t(min)表示汽车行驶的时间,如图,l1,l2分别表示两辆汽车的s与t的关系.（12月8日）今晚9点半 (that's all that we have left)这个神马意思、、 求翻译We all have moments of desperation.But if we can face them head on,that’s when we find out 英语翻译分析一下句子结构 英语翻译原句：Please be informed that we have put 2 customized databases for “Magazine”. 英语翻译all the time we have 不能够理解． 初一语文下半学期都要背什么课文啊? 水性杨花的对比词是什么?这个词是形容女性的...形容男性的应该是什么. 男淫一词的出处 甲乙两个同学从相距96千米的两地分别出发,两小时后相遇,甲骑自行车每小时行23千米,那么乙的速度是多少?