good advice the teacher gave me!
--- __________ do you chat by QQ with your friend in Shanghai every week?--- Two hours. I have much homework to do every day.
---Do you think Peter is free today?--- __________. He is really busy preparing(准备) for the coming test these days.
--- Smoking and drunkenness (酗酒) are both bad for people' s health.--- Yes, So we should __ cigarettes and alcohol (酒精) .
I know a place __ we can have a big meal.
Now, some robots are __ to do the same things _ _ people.