I have ever found such a case________the son refused to support his mother when she became too old to feed herself.
| A．that | B．where | C．when | D．which |
We advised him __________________
| A．telling not the news to his deskmate |
| B．not tell the news to his deskmate |
| C．not telling the news to his deskmate |
| D．not to tell the news to his deskmate |
He asked _____________ for the piano.
| A．did I pay how much | B．how much I paid |
| C．I paid how much | D．how much did I pay |
There are a great number of words in the English language ______________ on colors.
A. based B. base C basing D. is based
--- Daddy, I don’t want to go to Jimmy’s birthday.
--- You had better go. ____ you make a promise, you have to keep it.
| A．Once | B．Even if | C．Unless | D．In case |
Mary said they _____________________with each other for six years before they got married.
| A．has fallen in love | B．had fallen in love | C．had been in love | D．has been in love |