小亩

My mother is a housewife.She doesn’t work.She stays at home.She is beautiful.She has long hair.She does housework in the morning.She often goes shopping in the afternoon.She is kind,but she is strict to my study.She likes reading.She watches TV at Mrs.Evens was home from work.She had just gone into the kitchen to make the afternoon tea 21 she 急用3.6早上8前, she is doing her home work 对doing her home work提问 用若干辆载重为8顿的汽车运送一批货物,若每辆汽车只装4顿,则剩下20顿货物；若每辆汽车装8顿,则最后...用若干辆载重为8顿的汽车运送一批货物,若每辆汽车只装4顿,则剩下20顿货物；若每辆 一辆汽车二分之五时行了150千米,一列火车1.5时行了120千米.汽车与火车所行时间的比是【】,所行路程的比是【】.汽车所行路程与时间的比是【】,比值是【】.火车所行路程与时间的比是【】, Mrs Water doesn't like her old-fashioned car; she ____ buy a new one.有四个选项：A.has to B.mustC.had to D.mustn't我也认为是选A，可是后面的答案是选B，是答案错了么 Mrs.Brown _____(not use) to go to work by car,but now she ____(drive)to work. one day mrs smith went shopping.since she 短文改错答案one day mrs smith went shopping.since she came back home,she said to her husband,"i saw the beautiful dress in a shop this morning.it costs fifty pounds.". 几路车她是 She goes to shool by car 同意句是什么?She ___ ___ shool . 一辆汽车每小时行48千米,火车每小时比汽车多行120千米,火车每小时行多少千米列方程解决问题过程写全, 电磁打点计时器是直流电还是交流电?电池是交流还是直流? 电磁打点计时器用的是6伏以下的交流电（低压交流电）,用的是电池吗?我记得电池是直流电吧. 为什么电磁打点计时器使用交流电源 为什么打点计时器所用的学生电源是6V的交流电,而不是直流电? 菜花蛇有毒没我今天被已经杀了的菜花蛇蛇肉上的骨头,是生的.刮了两天好长的血线涂了点络活典伤口有点肿还有不知道是我没吃午饭头晕还是被刮了 乌稍蛇和菜花蛇有毒吗? 请问菜花蛇能吃吗?有不有毒呢? Mrs.Brown isn't here.she has to（ )her baby at home.选项A.Look at.B.look afterC.look likeD.look for急! ________(return) home,she began to cook. 1.一列火车4小时行432千米,一辆汽车5小时行180千米,火车的速度是汽车速度的几倍2.六一儿童节,幼儿园给小朋友做88面彩旗,其中红旗40面,比蓝旗的3倍多4面其余的是黄旗,黄旗有?(数学方法和用 一卷卫生纸的宽度是10厘米,中间硬纸板的直径是3厘米,纸得厚度是4.5厘米这卷卫生纸的体积是【硬纸板除外】是多少? 如何调节打点计时器振针高度,还有打点计时器为什么要用交流电,直流电不行吗? 打点计时器用的是直流电还是交流电 六四班排队,排成3行4行5行都少一人,最少有多少人 电磁打点计时器的振片是被通电后的线圈磁化,还是被永久磁铁磁化,我怎么觉得都行呢 菜花蛇一年能长多大 a lot of 和 plenty of的谓语动词用单数还是复数 某汽车队运送一批货物,每辆汽车装4吨还剩下8吨未装,每辆汽车装4.5吨就恰好装完.该车队运送货物的汽车共多少辆? 平常交流电频率是50hz,如果它作电源,打点计时器每隔 秒打一个点 则连续打5个点所用的时间是 秒 a lot of clothes and money作主语谓语动词单数还是复数 There____(be)a lot of money in this wallet.空如何填?a lot of money是单数还是复数?空里填括号里词的适当形式