问题
选择题
—What do you think of our new school?
—______ [ ]
A. It's very well.
B. It's very good.
C. No. I don't like it at all.
D. The same to you.
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—What do you think of our new school?
—______ [ ]
A. It's very well.
B. It's very good.
C. No. I don't like it at all.
D. The same to you.
答案：B
下列除去少量杂质（括号内为杂质）的方法不合理的是（ ）
| 混合物 | 试剂或方法 | |
| A | 铜粉 （铁粉） | 磁铁吸引 |
| B | CO （CO2） | 将混合气通入足量澄清石灰水 |
| C | CO2 （CO） | 点燃混合气体 |
| D | Cu （Fe） | 加入足量稀盐酸，过滤 |
A．A
B．B
C．C
D．D