英语翻译an astronaut drops a rock from the top of a crater on the moon.When the rock is halfway down to the bottom of the carter,its speed is what fraction of its final impact speed?完全不会做……

英语翻译Jim is interested in the job _____ an astronaut Dro是什么意思? 英语翻译The Italian astronaut Luca Parmitano said his head was wet and the problem seemed to be worsening prompting this instruction from NASA controllers.原文：An astronaut at the International Space Station has been forced to cut short a spa It's not easy to be an astronaut’s son .. He is an astronaut （变为复数句子）?怎么写? write an essay about dro's/con's of development local touismdro's/con's 原型又是什么 微单电上的DRO是什么意思 DRO优化功能是什么 Dro什么意思 英语翻译准确点 这是一篇astronaut的文章 英语翻译I had a dream last night.Oh,we are astronauts.Are you ready,ken?Yes,I am.Wow!we are on mars now!I had a dream last night.I wes an astronaut.Ken was in my dream.He was astronaut,too.We were in a spaceship.Thn we were in space.There were ma 我希望自己成为一名宇航员3种英语形式怎么写I hope ___ I ___ become an astronaut.= I hope ____ ________ an astronaut.= My ____ is ____ _______ an astronaut. he wants to(b ) an astronaut.she wants to be a (d ).kkkkk I wonder what it's like to be an astronaut翻译 i always wanted to be an astronaut 有always为什么用过去式 hopes to astronaut the send an china to moon 连词成句 bear the lessons of his time as an astronaut怎么翻译好呢?尤其是那个bear? 英语成分问题 you want to become an astronaut 每个单词做什么成分