Do you know what__________ before you __________?

People who eat a balanced diet should be healthier than _____ only eat biscuits.

The book he read yesterday is mine. [ ]

Look! There is beautiful rainbow in the sky．—Take the books for me, I’d like to take a photo ofrainbow before it disappears．

Many villagers are___ building a new road through their village. It is dangerous for their children.[ ]