bones were being burnt in fire.were being burnt 直接被动和这个进行被动有什么区别啊

bones were being burnt in fire.were being burnt 直接被动和这个进行被动有什么区别啊 bones It was getting dark,bur they ___still working in thefields.请解释一下空格处应填were or are In ancient China,people()that dinosaur bones ()dragon bones.A.think;are B.think;were C.thought;were D.thought;are请解释一下为什么要这么做. 翻译:The documentary explains that these tigers are being killed for their skin and bones. It is possible that tubes made from animal bones were used for..(were used for的主语是tubes吗>)It is possible that tubes made from animal bones were used for spraying because hollow bones.不用翻译.另外made form animal bones 是不是插入 lives were being saved in emergrncies.为什么用were being saved 而不是were saved bones是什么意思? bones 是什么意思? Skinny Bones bones to 英语翻译These tigers are being killed for their skin and bones.People ____ ____ these tigers for their skin and bones.Asian tigers are actually disappearing faster than pandas.____ ____ ,Asian Tigers are disappearing ____ ____ than pandas.事实 ___ the bones of prehistoric man,scientists hope to determine what their owners ate.A:Studying B:Being studied C:To study D:By studying ----200 bones forming the framework or skeleton,of the human bodyA being over B There are over C What over D Over为什么 选B 不选 D there being /it being 有什么区别?_____no buses,we have to walk home.A.There being B.It were C.There were D.It being Were being boon for there must be air and water were just being hit by .是什么时态什么形式? 英语翻译解释are和were和is being的区别