猜你喜欢
- 1汉语拼音鼻韵母是不是复韵母
- 2有两个极易导热的密闭容器a和b(如图所示),a容器体积恒定,b容器体积可变,压强不变.在同温同压和等体积条件下,向a和b两容器中通入等物质的量的 NO2,发生反应:2NO2⇌N2O4(正反应放
- 3在长1.5千米的公路旁,等距离种树,两端都种,原计划每隔10米种一棵并已经放好种树的标记,
- 43/6-3/6等于多少 还有3/6+3/6等于多少
- 5歌德说过:“读一本好书,就是在和高尚的人谈话.”的意思是什么?
- 6Were they at school yesterday?肯定与否定回答
- 7Tom is ten years old ,and Mike is ten years old ,too同义句
- 811.The teacher found him ______ and gave him some different homework to do every day.
- 9Good friends often help each other when they m_ some trouble
- 10甲醛制取丙三醇(甘油),求化学反应方程式及具体条件(如催...