七巧板拼字母

数学三道概念题!（1）在一个盛有600毫升的量杯中,放入一个橘子后水面上升到720毫升,根据这个信息你可以知道（ ）的体积,是（ ）.（2）两只形状大小相同的量杯中盛的水相差200毫升.放入两 This is our room,that is_(them).填什么? It was in this room where I first met you that I have a long conversation with Shirley强调那部分 Was it in this room _____ the old king was killed by his soldiers?A.which B.where C.when D.that contactless payment什么意思 Payment 我在我的iTunes注册的时候吃现了银行卡的什么跟什么····另外·又高说知道怎么注册这个东西么··?我看不懂英文·· this is our first lesson.中限定词是哪个? this is our the first English lesson.这句话哪有问题 外贸订货单上的payment :BY/ T/T 还有 PO 请有经验懂行的人回答． payment by installments by payment 有两个数,它们的和是13,积是—48,求这两个数. 1.两个数的和是14,且它们的积是48,则这两个数分别是()和()2.在一次商品交易会上,参加交易会的每两家公司之间都要签订一份合同,会议结束后统计签订了78份合同,问有多少家公司出席了这次交 设奇函数f（x）在定义域（-1,1）上为减函数,求证：当x∈（-1,0）时,f（x）>0,当x∈（0,1）时,f（x） 已知f（x）=ax²+（a+1）x+2是以[-2,2]为定义域的偶函数,求f(x)的值域? Benjamin Franklin would seem right at home among us if he were alive today这句话当中would seem right at home among us怎么翻译? Zhang:Lao Chen,this is Mr Brown,This is Mr Chen,our manager.Chen:( 1 ) .Brown:It's good to meet 老张把新到不久的Brown先生介绍给经理老陈.双方都为相互认识感到高兴.陈经费部Brown先生来中国觉得生活怎么样,Brown Payment will be through L/C sight这是什么意思Payment will be through L/C sight什么意思? 连词成句:time is our this first guliin to 什么是deferred payment L/C/ 延付信用证? I'll do you a favor if I am free tomorrow.The underlined part means ( ).A.help you B.give you my hands C.lend you my hands D.give you favor They had coffee yesterday afternoon.The underlined part means drank.underlined,为什么要加d,这句中不是下划线的意思吗,这里是名词不是动词是吗,名词要过去式加d吗?我的英语实在差劲,搞不懂啊, zinc plated steel Zinc bi-chromate coated 是啥意思?不要发广告：（ 请问‘Hot-dip Aluminum-zinc Steel’中哪些字母要大写dip种的D和zinc中的Z是否需要大写呢? If she were not so lazy ,she would pass the exam.为什么不用was? balance T/T payment before delivery,EN-71 cost collect by 元旦前某宿舍的四位同学各写一张贺卡先集中起来,然后每人从中拿一张别人送出的贺卡元旦前某宿舍的四位同学各写一张贺卡先集中起来,然后每人从中拿一张别人送出的贺卡,则四张贺卡的 数学题,“这五位同学收集的贺卡价钱各不相同”是说个人总价不同,还是说票面也不能同?请说一下理解过程五位同学收集贺卡,他们收集的贺卡有3张1元的,4张2元的,3张5元的,3张10元的,这五位 四年级一班有学生45人,男生比女生多25%,男生有多少人? Isn't she----duty today中间填一个介词 cold drawn steel 如何翻译说的是什么钢材