一个平行四边形底为八分米高，2分米，如果底不变，高增加二分米，则面积增加多少平方米，如果底和高都扩大

当动词start的主语为物时,应该用start to do sth.而不能用start doing sth.但书上出现了这样一句话:it started raining.天开始下雨了.这个主语不是物吗?为什么用了第二种句式? 用霏组词 1.You can ask____pen pals in china A.in B.at C.for D.on get on with the business是什么意思 为什么不把 国际歌 当红歌唱 含“手”字AABB式词语急!急!急! 求大神帮忙翻译下：1.They are no larger than an ordinary book,with a screen on which you can read.2. You can put as many as ten books into a thing no bigger than a radio and then carry it everywhere.3.Then you just go to an e-library and 翻译：a book with an attractive dust-jacket on business 这个事故造成的经济损失严重,据有关人士保守估计,直接损失约在六千万元左右.各级干部是否廉洁奉公,是关系到党和国家命运的大问题.我们必须拿出自己的正版计算机软件,否则,拿不出新软 请问伤亡事故的直接经济损失的统计范围是什么? 这次事故造成的经济损失,据有关人士估计,至少在一百万元以上.修改病句. Italy is ( )European country Computer操作系统分哪几种?它们之间的优缺点是什么? I will tell you something important.能不能说成“I will tell you some important things”呢? "."the girl asked after?before?unless?I could finish my word."." The film is finish Finish要不要加ing If you don't understand the words,you can ____in a dictionary.If you don't understand the words,you can ____in a dictionary.A.look them up B.look up them C.look them for D.look at them I can't understand the qestion.In other words,the question is above my c?. The Federal Reserve是啥 Eederal reserve The Federal Reserve 是什么机构 fed eral reserve Eederal reserve she later helped found Lucy Cavendish College 这句话的helped found是不是help do sth 有这用法? voss vann 如何发音?可能是挪威语~ voss纯净水标语是什么 ( ) you ( ) (understand) my words 用所给动词的适当形式填空 英语速成班有用吗 挪威的奥斯陆现在多少度了? 挪威VOSS的瓶子灌水最高温度耐热是几度? 'I like a buy a house'是什么意思啊?有这么说的吗?从语法上是不是错了?这是大学英语书上的一句话,请英语高手分析一下,谢谢!