A human brain can do many things, such as creating new ideas, ________ than a computer.                                                     

—What do you think of Liu Huan?—Oh, he is my favourite singer. I think no one can sing________.

The weather is really terrible these days. Tell the children to be________.Don’t have a cold..

----What’s wrong with him?-----He got ____ in an accident.

--- Now more people are paying attention to the school bus safety.  --- So we believe ________ there will be fewer accidents in the future.