高考第一题化学常识

walk over是穿过；走到另一地方,那为什么接water时,加to,即walk over to the sea? make a contribution 有哪些单词和make的a音标相同 请问make的音标是什么?比如是/ei/,就回答/ei/,不用答太多. I'm going to clean my room tonight.(改为一般疑问句,做否定回答)求帮忙啊, It takes me two hours to clean my room改为一般疑问句 写明原因 一只小球悬挂在弹簧的下端,现用手将小球向下一只小球悬挂在弹簧的下端.现用手将小球向下拉一小段位移后释放,便可看到小球做上下的振动,当小球振动达到最高点是弹簧（D）A.一定是出于 用弹簧竖直悬挂一个静止的小球 回到未来 BACK TO THE FUTURE怎么样 求回到未来三部曲英文剧情介绍要求时间线索明晰 be made of中的a音标怎么写 求高二英语作文一篇 题目《back to the future》老师说这篇作文不用写的太广泛 可以对几样事物的未来做猜想T T make a mess 的音标 回到未来3 BACK TO THE FUTURE PART III怎么样 回到未来2 BACK TO THE FUTURE PART II怎么样 连词成句（英文）many here books there are You _____ your seats today if you want to go to watch the final matchhad better to reserve B:had better reserve C:had to better reserve D:had to reserve better many books,a clock,and,there are,on the desk.如何连词组句? There are many books on the desk.就many books提问怎样做是用 What is there?还是What are there? who和whom的区别 匀加速上升的升降机内悬挂一个轻质弹簧,弹簧下接小球,升降机突然停止在地面上的人看来在小球继续上升的全过程中,小球的加速度速度如何变化 Nobody could ever replace you They can get back to work within the time allowed这句话有没有错误? Nobody could ever replace you为什么用could不用can They expressed their ___that they could come back to China in the near future,although they knew it was quite impossible for them.A.hope B.wish C.idea D.advice You,nobody can replace. they put the fish they caught back in to the sea这句话中文什么意思? Nobody can replace you Could you tell us how they ____ back?A. will come B. had come C. come D. would come选哪个?为什么? Without the road can back,i exactly want what they want to Do you want to make any changes__________ your programme are,any ,books ,on,desk ,there.,the连词成句