根据答句，选词填空。HowmuchHowmanyHowoldHow What W

问题填空题

根据答句，选词填空。

How much How many How old
How What Who Whose

1.              can you see?            I can see some birds.
2.              are you?                   Fine, thank you.
3.              book is this?             It's Mike's.
4.              kites can you see?      I can see four.
5.              are you?                    I'm twelve.

答案

1. What 2. How 3. Whose 4. How many 5. How old

	装置	目的
A．		粗铜的精炼
B		验证NaCl 溶液（含酚酞）的产物
C．		在铁制品上镀铜
D．		构成原电池