A:好酒不怕巷子深﹣﹣分子在不断地运动
B:热胀冷缩﹣﹣分子的大小随温度的改变而改变
C:电解水生成氢气和氧气﹣﹣分子可以分成原子,原子再重新组合成新分子
D:50mL水与50mL乙醇混合后总体积小于100mL﹣﹣分子之间有间隔
从方框中选择适当的单词完成短文。
What's this on the table? It is a ____ of my new classroom. ____ at the picture. ____ can you see ____ the classroom? I can see a ____ desk in the front of the classroom. Some books are ____ the desk. I can see two white ____ , too. There are____ colored chalks (彩色粉笔n them. ____ is the broom (扫帚)? It’s ____ the door. I like this new classroom.
用所给词的适当形式填空