[典例剖析] 单项选择。
()He drinks some milk before bedtime . It helps him have a good sleep.

A.also
B.either
C.too
D.so

1. C

[反馈练习] 用 also，too 或 either 填空。
1. There is a film about Internet fraud(诈骗) on in the cinema.
2. —I'm at the fancy-dress party now. —Really? Can I come ?
3. Good habits make people keep fit. They improve interpersonal relationships(人际关系) .
4. I know a good cafe. It's not far .

1. also 2. too 3. too 4. either