联合下发公文由谁盖章

friend, not, trumpet, can, my, the, play, (连词成句） 二次函数y=a(x-h)2图象的特点 第一个回答的送分 二次函数基础 问下二次函数的基础问题求出下列的顶点和轴对称和与x轴的交点(要具体过程）y=2（x+3)^2+5y=（x-3）（x+5）y=3x^2+2x+5 己知x满足厂2 光的折射有没有可逆性?光的折射有可逆性么? 要保证正确.急用 第5题怎么写, 第一个回答的给分 第一个回答者马上给分!造福人类!快来快来!开始! 第一个回答我就给分 第一个回答就给谁第一个回答就给谁 She often watches TV plays dinner plays和dinner中间应该填什么? 第一个回答给分 什么叫时间的不可逆性? 怎么背书才不容易忘记 怎么样才能背书不容易忘记!最近看书老是会没两天就忘的了,求好办法!谢谢! These young trees ______(water) well every day.You needn't worry about them. 1.Your mother needn't water the jiowers every day.2.Ben has a fever.He better see the doctor.3.My room is tidy than yours.4.Please give they some apples.5.Ours library has more than 5000 books.6.She feels a cold.She has to take some medicine.7.I don' you [ ]water the fiowers every day 请问一下房产证上面的土地性质写的是：土地使用年限是没有日期的又是怎么一回事呢? Lingling can s .She wants to join the sports club.急用啊 she ---the sports club for 3weeks,so she is much healthier than before.A has joined,B has joined in C,has been a member D has been in 选哪个为什么, 求数学大神以下数学题目!一个化肥加工厂,三台机器1.4个小时生产2.52吨化肥,问：如果加4台机器加工56.7吨化肥需要多少小时 18题 下面的哪一题 首字母填空John drives a taxi t_____ the busy streets of Boston every day.One day a young manJohn drives a taxi t_____ the busy streets of Boston every day.One day a young man jumped into his car."To the staation.H_____ up!"he said.John did his b day,man,football,the,young,every,plays.组句子 The youny pioneer carries water for the old man every day.是什么意思 She is in school( )club.She( )well and she wants to( )(is) a ( ) (sing)括号里填什么? 什么的银毯填形容词 写出含“流”字的名词及形容词各一个.