The snow lasted until last Friday.I opened the window this morning and saw the sun but I felt much c
题目
The snow lasted until last Friday.I opened the window this morning and saw the sun but I felt much colder.“You’d better go to work on foot,dear,” said my husband,“It is dangerous for you to drive.” I thought him right and agreed.It would take me about forty minutes to go my hospital.There was about an hour left,so I started,with a bag of sandwich for breakfast.In the streets there was thick snow and ice and the traffic was less than before and people walked carefully.Suddenly I saw a car going fast.The driver tried to pass the crossing before the lights turned red.Maybe he didn’t see two boys in the middle of the street.His car knocked down one boy and stopped just in front of the police box.People crowded around the boy at once.I rushed out of the gathering crowd and was going to look him over.But a man pushed me aside and said,” Step back,please.I’ve had a course in first aid(急救).” I had to stand and watch his ministrations(救助) for a few minutes.Then I said to him,” When you need a d
答案
41-45:CBDDA
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
最新试题
- 分别说出23^123,123^123,1993^123,1993^2001的末位数字是几?
- 说话的重音不同,所强调的意思也不同.下面强调“明天不去,其它时间可能去”的是().A 明天我不去
- 一个果园的形状是梯形.它的上底是160米,下底是180米,高是50米.如果每棵果树的占地10平方米,这个果园共有果树多少棵?
- 在记承天寺夜游中为什么没有交代作者去承天寺路上的情景,为什么不写作者怎样寻张怀民的?
- 记忆化合价的口诀?
- 《师说》翻译
- 已知菱形的周长是52cm,一条对角线长为24cm,则另一个对角线长为
- 一商店将某型号彩电先按原售价提高30%,然后在广告中写上“大酬宾,九折优惠”,结果每台彩电比原来多赚170元,求每台彩电的原售价.
- 蜀道难 中形容地势险要诗句是?
- 昆虫记选段摘抄及赏析 每段300字左右 赏析100字以内
热门考点
- 一项工程,甲单独做需要10天完成,乙单独做需要15天完成,两人合作4天后,剩下部分由乙单独做,还需要几天完成?(用方程解)
- 已知根号x-6+根号6-x+y=3,求(x+y)的平方的值
- am hear ito that sorry(连词成句)
- 用标点符号可以作出多少个表情?像 = = 这样的.
- 八年级物理练习册用倍速好吗
- 只能采用顺算成本计算方法的是( ) A、个别计价法 B、加权平均法 C、后进先出法 D、先进先出法
- 英语翻译
- 已知双曲线X^2/9-Y^2/16=1的左右焦点分别为F1,F2 P为C右支上一点,且|PF2|=|F1F2|
- 函数y=x三次方+x的三分之一次方的图像沿x轴向右平移a个单位,得到曲线C,设曲线C的方程为y=f(x)对任意t∈R都有f(1+t)=-f(1-t),试求f(1)+f(-1)的值.
- 请翻译“运用英文词语进行讽刺;运用文言文词语进行讽刺”