Playing QQ’s “Happy Farm” by planting, watering, fertilizing, spraying, harvesting and selling of virtual vegetables, fruits and flowers, we can find out ________ all the excitement is about.

If you can dream _____ , you can do _____.

You should try to get a good night’s sleep ____ much work you have to do. 

—Sorry, do you mind if I smoke here? —Yes,            

Jane was asked a lot of questions, but she didn’t answer ______ of them.