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一列快车长160米,一列慢车长170米,如果两车相向而行,从相遇到离开需5秒；如果同向而行,从快一列快车长160米,一列慢车长170米,如果两车相向而行,从相遇到离开需5秒；如果同向而行,从快车追 有一个环形,内圆的周长是31.4CM,外圆的周长是41.7CM,圆环的款是多少米? is the prices of these items in U.S dollers? which question is ____(easy),the first,the second or the third? make an exception 可不可以说these money For once,i make a exception to my reserve.该怎样理解? Which truck has ______ladders,the first ,the second or the third?A、more B、most C、the more D、the most The first of these is the application of the machines,products and systems of applied knowledgethat scientists and technologists develop.这个句子that后面引导的部分修饰的是machines,products and systems这三个宾语,请问怎样改才 make an effect to 那你认为奥修的书《生命的真意》是在宣传邪教吗?为什么有报道说奥修是邪教?世界上有几个奥修? 奥修的书中提到的能量是什么? 向您推荐（奥修）的书 哪种力可以使质子衰变成中子,并释放出射线 青风江上秋帆远,白帝城边古木（ ）括号里是稀还是疏? thank you for _____the picture.以下有4个选项,哪个填横线里是正确的?1.draw 2.draws 3.drawing 4.draw “读王维、孟浩然,你懂得了什么是钟情山水”下联 beta测试版是什么意思 我看到一过英语句子“make youself a clear timetable”我只学过make sb sth表示让某人成为什么比如make you the headteacher是让你做班主任.难道这个词组还有给某人什么的意思吗?请不要乱答,知道的帮我 有一个环为2厘米的圆环,外圆的周长比内圆的周长长( ）厘米.急十万火急 I\'ve left my handbag at home.为何不能把left改成missed?I've left my handbag at home.为何不能把left改成missed? 有哪些哲学类的书使人静心 仿照：读王维,孟浩然,你懂得了什么是怡情山水.写一条句子 allocate IRQ toPCI Is that your final answer?一颗流星划过天际,我错过了许愿,一朵浪花溅上岩石,我错过了祝福,一个故事只说一遍,我错过了聆听,一段人生只走一回, 抽刀断水水更流,举杯销愁愁更愁.赏析150以内 war went on for years,_______________(夺去了成千上万人的生命).答案killing thousands upon thousands of people为什么用现在分词killing不用KILLED是过去被杀了啊went on ..时态不一制呢,而且是被杀，语态也应该是 “抽刀断水水更流,举杯销愁愁更愁”是什么意思? 寿命最短的动物是什么? What's the mean of ChinaJoy?What's the mean of ChinaJoy?Explain in English. 这句子语法错误在哪里:Hello,I'm single!Every girl ,who are you single too? What are the different of discoveries and inventions?急,