电焊工安全知识试卷

艳势番第九回讲的什么啊?请详细说说花九卿. 艳如（ ）多如（ ）稳如（ ）易如（ ）面如（ ）势如（ ）文如（ ） 世界上最艳最妖的花有哪些?牡丹芍药之类普通的就不要了. 拓展纤维是什么?它能用来干什么? didn't know you were so busy.为什么这个句子里有两个过去时?不是每个句子里只能有一个吗? I didn't know you were in China .中开头那为什么用didn't啊? 孑然的孑什么意思 句孑的意思 孑口什吗意思 ____ such a good chance,why don't you have a try?A.To give B.Having C Given D.giving选B having 好像也没有错误.如：Since you have such a good chance,... ___such a good change,he planned to learn moreA:To be givenB:Having been givenC:Having givenD:Giving 选哪个?为什么? It was ( )that they had to put more clothe.A so clod weather B such a cold weather C so cold a weather D such cold weather 明朝前期,郑和远洋航行体现了什么样的影响 指出郑和船队能够成功远洋航行的技术条件有哪些? my dream of being a teacher ___________(realize)at last I can not think of any good advice to give her为什么不用think up 1.我想不出什么好的建议给他.I can't ______ _____any good advice to give him.2.I can't ____any good advice to give her.A think for B think of C think up D think over第一题的答案给的是 think of 第二题的答案给的是c我怎么 描写霜的成语 描写露的成语 描写天气的成语 霜（）（）（） I want to have a kind of c____ life in the future. （四）泊秦淮1.2.3题怎么写 国内 远洋海运公司有哪些?要远洋的啊.. 郑和七下西洋后,中国的远洋航行就落下帷幕,对此你有什么感想 15世纪前期,中国航海家郑和也进行了远洋航行,这与麦哲伦环球航行的影响有什么不同?1492年哥伦布横渡大西洋,发现美洲,对这一历史事件进行评价. 新航路开辟的前半个世纪,中国历史上发生的重大远洋航行的事件是指什么? You would be sufficient . You would be sufficient . I can never be as good as ..I don’t think my work is as good as..I just want to give up的意思 I think I can give our students a good start a--- life l like the black once it's cool请问中文是? △ABC中三边a,b,c成等比数列,求∠B的范围