don’t think all this bad language on TV should be allowed; there are certain standards that should be ________.[ ]

Our teachers often encourage us that every minute we spend on studying will finallyin the near future．

The old lady is_________ in a lonely house,but she doesn’t feel__________.

What do you think of Andrew? — There are some things that are not easy to ______, and his coldness is one.

Robert Collier once said, “A single idea—the sudden flash of a thought — __________be worth a million dollars.”