市场上出售一种可以滚动的毛刷，当毛刷在衣服上摩擦时，可以把灰尘和微小脏物吸进刷内 发布时间：2017-08-06 12:40 │ 来源：www.tikuol.com 题型：填空题 问题： 市场上出售一种可以滚动的毛刷，当毛刷在衣服上摩擦时，可以把灰尘和微小脏物吸进刷内，这里用到的主要物理原理是：____________________和___________________。
题型：填空题 “小肥羊”是近些年悄然崛起的连锁餐饮业，2003年登上了中国成长企业百强冠军，2004年11月被国家工商总局认定为驰名商标5年时间里，“小肥羊”在全国开设了660家分店，每年有400万只羊的消耗量，连锁店通常都是顾客盈门，生意火爆。这说明（ ）A．企业只有不断扩大规模，才能有较好的经济效益B．良好的信誉和形象是企业生存发展的重要保证C．获得了“驰名商标”的认证，企业就能快速发展D．人民生活水平提高是“小肥羊”生意火爆的根本原因 查看答案
题型：填空题 完形填空 The night started our ordinarily enough.Jack and Tara,our__1__,were in their small beds surrounded by toy animals.My husband,Pat,and I went to sleep__2__. __3__after midnight,Jack quietly touched me."Mommy,I want to stay with you.I promise I won't take much room." I shifted__4__to make room.My son soon fell asleep. An hour later,Tara cried and I carefully went downstairs."Mommy,my__5__is all stuffed up (堵住)．I can't really breathe very well.Will you please__6__with me a little while?" Tara doesn't often get up at night,__7__I decided to be there for her.She soon fell asleep.I returned to my own bed.I was determined to sleep.But to my__8__,I found Jack sleeping on my side of the bed.He looked so__9__that I couldn'tremove him.Quietly and carefully,I lay down between__10__and Jack. I did manage to get some sleep__11__I heard Tara's voice again.I returned to__12__Tara."Mom,please lie down with me a little bit.I had a bad dream,and I'm so__13__.""Of course,honey.It was only a dream.Mommy's here and__14__is okay." We fell asleep__15__each other's arms. Even in my sleepy state,I thought of__16__these nights of merrygoround (一连串的繁忙活动) will be over.In their place,my twins will be grown.__17__before I'm ready,our children's rooms will be much too__18__and empty.So it is especially on days when I'm worn out after a night on this mom's merrygoround that I remind__19__that these very days and nights are,in fact,"the good old days",ever so__20__.( )1. A. sons ( )2. A. downstairs ( )3. A. Sometimes ( )4. A. gently ( )5. A. nose ( )6. A. come ( )7. A. even though ( )8. A. joy ( )9. A. friendly ( )10. A. my father ( )11. A. before ( )12. A. show off ( )13. A. scared ( )14. A. something ( )15. A. over ( )16. A. how often ( )17. A. No doubt ( )18. A. noisy ( )19. A. my children( )20. A. potential B. twins B. in B. Every timeB. kindly B. mouth B. stay B. so B. anger B. heavy B. Tara B. when B. look afterB. exciting B. anything B. on B. how soon B. No wonder B. quiet B. my husbandB. precise C. daughters C. out C. Sometime C. rudely C. heart C. talk C. no matter whenC. disappointmentC. content C. Pat C. after C. watch out C. excited C. everything C. by C. how long C. No problem C. still C. my friend C. precious D. students D. upstairs D. Anytime D. impatiently D. eye D. play D. however D. surprise D. sad D. my mother D. while D. take care D. scaring D. nothing D. in D. how much D. No worry D. calm D. myself D. previous 查看答案