At the other end of the table are eggs weighing twice _________—6 or 7 pounds．
| A．as much as | B．as many as |
| C．as much | D．as many |
Thanks to the weather satellite, scientists can ____ the weather more accurately.
| A．settle | B．command |
| C．forecast | D．broadcast |
Today ,I would like to ________my thanks to those who have been supporting me in my life .
| A．talk | B．express | C．tell | D．speak |
David, it’s you ! I could hardly ______ you just now. You have changed a great deal.
| A．recognize | B．know |
| C．consider | D．realize |
It’s ______ trying to persuade him to change his mind because he never listens.
| A．useless | B．priceless |
| C．careless | D．helpless |
Bill Gates is very _________because he has given away more than half of his money to help those who are poor .
| A．generous | B．active |
| C．grateful | D．mean |