go a walk的用法和样例：
- Let's go for a walk and blow the cobweb away.
- I like to go for a walk in the snowy streets.
- Would you like to go for a walk in the drizzle?
- One day, Mr Ampere go out for a walk in the street.
- We'll go for a walk if you feel like it.
- I'd (just) as soon stay at home as go for a walk.