英语达人请进！

Does Maria sometimes go home by subway?
No,she doesn't.
Does Li Xiang often come to school by bike?
No,he doesn't.
Do you usually go to the park on foot?
No,we don't.
Do they always go to the zoo by bus?
No,they don't.
以下是关于HOW的
How does Maria sometimes go home,by subway?
No,she doesn't.
How does Li Xiang often come to school,by bike?
No,he doesn't.
How do you usually go to the park,on foot?
No,we don't.
How do they always go to the zoo,by bus?
No,they don't.

1-Does Maria sometimes go home by subway?
-No she doesn't.
2-Does LiXiang often come to school by bike?
-No she/he doesn't.
3-Do we usually go to the park on foot?
-No we don't.
4-Do they always go to the zoo by bus?
-No they don't.