砼碳化深度怎么测量

I have arrived here since 3 years ago.arrive是瞬间动词,since 3 years ago是表示瞬时还是延续的时间? have,for,The,Whites,here,many,lived,years怎样连句 You have lived here for many years.haven't you?问：for是干什么用的,翻译成什么? DUEL TERMINAL是什么意思 terminal multiplexer是什么意思 ____ with other similar English newspapers,English Weekly(报刊名称)is more popular among teachers and students.A.Comparing B.Compare.C.Compared D.To compare请给出答案 pollution has become a worldwide problem,it may be many years ( )the situation improvesA.after B.before C.as D.since为什么 Because of the bad economic situation,many workers from the poor areas had to be left there,_____.A.unemploying B.to unemploy C.unemployed D.unemploy能说下原因吗 They can go to school by bus （对括号部分提问） （by bus) Alice wants to buy a new pen对括号部分提问 （a new pen） 20.The old man enjoys _______ children _______ kites in the field.A.watching,to fly B.to watch,fly C.watching,fly D.to watch,flyin[1399]watch sb do/doing 那什么时候会用doing什么时候会用do呢？ I am in the process of moving from San Francisco.全文是：I am in the process of moving from San Francisco to Boston and have been very busy with backing and getting ready to live in a new place. 我想知道英语中有没有"but rather"的用法 instead of but not rather than 而不是instead of,but not,rather than 都含有“而不是”的意思,用法不同,区别 After the earthquake,he left for Wenchuan as a volunteer _________ a tourist.这里填什么，只能是instead of （提供 a sandwich 不可以用字面来解释,这是智力题. big什么意思? big什么意思?快快快快 a normal element of political process可以翻译成什么呢?政治进程中的标准元素?政治进程中的正常元素?政治进程中的正规元素?哪一个好 a multi-day ceasefire 和political process怎么翻译 翻译I'm working in a political party in the department of political advertising.这句话是啥意思呢?请各位大侠帮帮忙 Miss Lin and Helen meet in the ( ). Helen usually writes her ()every day in the evening 求 easy come easy go 蔡健雅 的歌曲 mp3空间链接 this figure is much higher than that of other colleges whose average employment rate of journalism graduates is only 66 percent. The children came home a_____ school.填空 big什么意思 big是什么意思 big的意思 big,是什么意思 in Chinese means 有没有这样的说法]? I'm also studying chinese in evening class是什么时态呢?表示什么呢？ 英语翻译1,求整句翻译2, 英语翻译1,求整句翻译2,