Fill in do, does ,don't or doesn't.

1 A: ................ Helen take the bus?
B: Yes,she ................ .
2 A: ................. i need my book?
B:no,it ................. .
3 A:.................. a lion eat leaves?
B:No,it .................. .
4 A:.............. you want milk?
B: No, i ........................ .
5 A: ................... you live in a big house?
B: Yes, we ....................... .