______ is a best-known secret in success that get ready in much of our life and you may make the most of the opportunity．

—Is there any mail?—No, ______ at all．

Jane seems strange, I find          hard to get along with her.

China’s winning the host of the Olympic was an exciting moment, ______ all Chinese will never forget.

I feel ____ is your husband who is to blame for the spoiled child.