形容机会难得的成语

西部大开发包括哪些工程``就知道有西气东输``西电东送` 西部开发以及建设快 描写河流的古诗 The heavy rain______us______out.A.kept,going B.kept,from goingC.stop,going D.prevented,form为什么选B不选C?C为什么不对? The heavy rain stopped us from___(go) ona trip.划线处怎么填 the heavy rain s(top) or the sun come out again为什么括号里填top 《小草和大树》“传统的观念和陈腐的偏见”是指什么 小草和大树练习册中“传统的观念和陈腐的偏见”是指什么?怎么写 （1）她们的什么路走对了?（2）“传统的观念和陈腐的偏见”指什么 （3）学习了这篇课文,你有什么感想? 关于草,树,的古诗 the heavy rain (l )5 hours I was kept standing in the rain for hours.很就没碰英语了,请问was kept 是否被动啊,怎么翻译 Do you have anything more to say?为什么要加more直接说do you have anything to say? --Do you have anything more ________,sir?--No,you can have a rest or do something else.--Do you have anything more ________,sir?--No,you can have a rest or do something else.(Unit1-13) 为什么用to be typed不用typed?请分析一下语法. 为什么要进行西部大开发 西部大开发究竟是开发甚么呢? Look!The farmers are still working __the heavy rain.A onB inIam an English teacher .please give me some help.thank you! _______ the heavy rain,they continued working in the field.A.although B.regardless of C.despite of D.in case of这题选什么,为什么,主要是C为什么不选, Look!The farmers are still working __the heavy rain.A on BinI am an English teacher .Please give me some help.不对,是on我不知道为什么？原来的题里就没有答案B 是我认为此出该填in所以我才加上的。但答案的确是on 谁能帮忙解决下面的问题 谢谢了 最好是讲解一下main( ){ int j,k;for(j=0;j 关于西部大开发的故事 that's very kind of you. That's very kind of you.的回答Thank youNot at allYes哪个对, It's very kind of you.It's very kind of you.This is the most opinion that other people said to me .It seems that it become a pronoun for an unwelcome person .so I don't like it "you are a kind man." Every one all say that"he is a good person"你是 That's very kind of you.意思? It's very kind of you. 关于学习习惯的英语短语好的学习习惯! 在太阳光下,转动一个正方形,观察正方形在地上投下的影子,那么这个影子最多可能是几边形A、四边形 B、五边形 C、六边形 D、七边形题目不小心打错了，应该是正方体 一木块放入酒精后漂浮,其露出的体积为总体积的1/5.将此木块放入水中后其露出水面的体积为总体积的几分之几? 在太阳照射下哪些可以做正方形的影子(趣味题)在太阳照射下如图1-1-10所示的图形中，那些可以做正方形的影子。正方形 梯形 六边形 在大黄鸭形状未改变时,大黄鸭内部气体的密度将_______(选填：变大、变小、或不变大黄鸭在香港与游客见面,主办方对大黄鸭进行放气检修,在这一过程中大黄鸭的外表面巨片的质量将______在 I_____(help) my mother do housework tomorrow是用什么时态?