架梁垫石作业

10-year-old是10岁的形容词 10-year-olds是10岁的小孩名词 那10 years old是什么?可以这么用么? 16-year-olds 与the+形容词的区别 year-olds与year-old的区别16-year-olds与16-year-old有什么区别吗? hins my way中文是什么意思 请问You are in mylife the irrep laceable part` [Hins] just fine 87.At this critical moment,we badly need a mayor to handle this difficult situation,_____.A.for whom every citizen has confidence\x05B.in whom every citizen has confidenceC.who every citizen has confidenceD.whom everyone has confidence 选什么?为 C语言.写万年历.总天数s=(year-1)*365+(year-1)/4-(year-1)/100+(year-1)/400+1.为什么要加1? 为什么要小于2000 if (year < 2000) year=year+1900 18 - to- 21- year-olds 为什么old加s sixteen-year-olds,old为什么加了s 少年不戴花为什么叫少年不戴花?英文翻译为什么叫It Seems to Rain? There must be an angel with a smile on her face,When she thought up that I should be with you.是一首歌的歌词 求歌名 一位在围绕地球轨道运行的宇宙飞船中的宇航员,若他面向地球 "释放" 一个物体,则物体将A做自由落体运动并落回地球B由于惯性,沿轨道切线方向做匀速直线运动C做平抛运动并落回地球D和飞 I hope you will be fine Give up呢 我英语不好 显微镜显示的文字是否会会倒置 怎样正确操作倒置显微镜?倒置显微镜怎样正确操作呢? When I turned back,I found the boy‘s eyes____ on the window.A.fixing B.to fix C.are fixed D.fixed求翻译和过程 Space sleeping bags need（）（fix）to the walls to stop floating 动词填空 I need a t＿ to fix my broken desk.请问填写什么? fill是什么意思 fill是什么意思啊? Matlab中fill是什么意思 【改错】Tell （me）（what）（is she）（like）. 我仍然爱着你英文写法 谁能给我提供描写眼神的片段 什么花代表孔子 fill的意思 fill in 什么意思? I need a smoke 还是 I nee to smoke What does she do,What did she do,What can she do,区别意思例句,简短点What did she do是问工作还是过去做过的事