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

I like Britney Spears. She’s ________favorite singer.

The teacher explained the question clearly to ______hisstudent _____ its importance.[ ]

Whydoyoulooksoworried?—MyMacBookProbrokedownandmypaper______unfinishedsince

Have you decided _________ Shanghai