Knowledge and learning are important if we want to be successful, but they may also ______ our thinking.

Every minute is made full      of      our lessons well.

If you are not happy with it, you should say it out. Don’t just ______ in silence.

(2014·福建名校质量检查)The tanker，which was full of petrol，________and gave off heavy and dark flames the moment a truck knocked into it.

People who have _______ flood often say that’s _______ .