My parents ___________ the airport this morning.

Where are you going, Jack — My hair is too long. I’ll have it_______.

_____ he is very young, _____ he knows a lot about science.

It is said that bad living habits as well as dirty surroundings, stuffy rooms and some other factors _____ the wide spread of H1N1.[ ]

This is only a solution that can be adopted to solve the problem , so you have to find a better way