label to each of thetrees, with detailed introduction of their features, and visitors will knowmore about them and how to protect them.

Sometimes I was thinking about _______ my own how I could make friends with a man who had little _______ common with me.

__________ is no possibility__________Bob will win the first prize in the match.

_______ do you usually go to work–I often ride a bike.

They are discussing in the next room_______will go to the conference on behalf of the manager.