铁路路基施工工艺

the book is on the table是对的吗? 常数列是怎么定义的如题 _____ ____ the book? The book is on the table. 常值数列有极限吗据说数列1,-1,1,-1,1,-1,1,-1,1,-1……是发散的那么常数数列呢? 当我忘记打扫我的房间时,我妈妈很生气.My mom really ( ) ( )when i forgot to clean my room I forgot my pen at the moment and left it in my room.这句话怎么翻译? my sister is a student的同义句 I’m too busy_______(write）to my parents often ()is a student.()sister is a student too. They are often too busy or too tired to c ___ dinner for the family. 用适当的形式填空 This is my sister.____(her)is a student. The boy is often too busy writing to his father.中为什么用writing呢为何不是too.to.句式的用法?是busy的用法吗为什么不用to write work的形容词 求证：三角形的一条中位线与第3边上的中线互相平分 求证:三角形的一条中位线与第三边的中线互相平分 求证:三角形的一条中位线与第三边上的中线互相平分 I went to the beach with my sister (对my sister提问) i went to the beach with my sister.(对划线部分提问）（ ） （ ）you( )to the beach( we went to the beach with my mother(对划线句子提问） ---- ----------------------we went to the beach with my mother(对划线句子提问）---- ----------------------对went to the beach提问 物理研究课题报告,关于电池污染电池污染的当今现状及治理方案 I went to the shop with my sister 改为否定句 I_ _to the shop with my siter. 食品添加剂研究课题总结 I am sorry, recently i am too busy, no time to reply to you, are you fine?中文是什么意思 I'm sorry I'm busy now.I'm sorry I _________ ___________ _________ _________ ___________ ______ sorry.i am__(相当)busy now根据提示填空 函数问题,求把过程写纸上拍照 tim reads a book in the living room用(now)改写怎么改 智能abc输入词语出错,只显示后一个字,前一个字还是显示拼音,大家能不能帮我分析一下原因,那如果是程序出错,为什么有时候就能正常输入词语啊 “亻周” “亻党”两个分别是一个字,念什么?如题 一个字代表运气好 一个字代表阳光照耀 分别是什么字 my sister with I句式对吗 I'm going shopping with my sister,划线提问with my sisterWho are you going shopping with