My parents don’t mind what job I do _____I am happy[ ]

The fact that so many people still smoke in public places ______ we may need a nationwide campaign to raise awareness of the risks of smoking

Kate, do you know ___it is from here tothe post office—About twenty minutes’ walk.

－Where is your mother－She _______ the supermarket to buy some food.

下列各句中，没有语病的一句是(　　)