把下列句子改成被动语态
题目
把下列句子改成被动语态
They planted trees last spring.
I take care of my sister everyday.
Her teacher calls me on Monday.
The works make new clothes and shoes.
We must finish our homework before Iam going to bed.
Can you see a doctor at once?
We will have our supper at six.
My friend has sent us some new books
We are doing our lessons in the room.
He is having a meeting now.
答案
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
热门考点
- 1.i hope fewer trees in the world are cut down,
- 某工程队修一条公路,已经修了2500米,正好占总长度的25%.这条公路有多长?还剩多少米没修?(列算式)
- 吴韵同学把143只乒乓球放进两种盒子中,每个大盒子装12个,每个小盒子装5个,恰好装完.那么大盒子比小盒子多_个.
- 如图,这根长方体钢材,已知它的表面积是78cm2,底面积(长方形)是15cm2,求它的正方形横截面的面积是多少平方厘米?
- 一批鞋子,批发6.4元一双,售价8.5元一双,买到剩下1/4时,出成本外还盈利20元,问批发了几双鞋?
- 四又五分之一立方米=( )立方分米 5.65立方分米=( )立方厘米
- 新手上路请多关照!有没有关于法国美食的英文文章?
- 翻译:测验中他一个错误也没犯.(Not a single mistake)*(倒装句)
- 已知向量a=(√3Acosx,1),b=(sinx,A/2cos2x+B),函数f(X)=ab的最大值为6,最小值为-2.
- 梁通长筋有搭接时是否可用绑扎搭接?