We have every reason to believe that________2012 London Olympic Games will be________success.
We can find out ________ all the excitement is about by playing QQ's “Happy Farm”.
I can't figure out ________ it is that makes him so difficult at school.
We all held the view ________ the book said was right.
—How do you think I can make up with Jack? —Set aside ________ you disagree and try to find what you have in common.
So quickly are science and technology advancing ________ is a possibility today may be a reality tomorrow.