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, you ....................
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 ..........................