Collecting stamps as a hobby ________increasingly popular during the past fifty years。
| A．becomes | B．became | C．has become | D．had become |
We thought the examination would be difficult, but it ______ easy.
| A．turned | B．resulted |
| C．appeared | D．proved |
He has some ______ with English, but he doesn't speak it fluently.
| A．resistance | B．acknowledgement |
| C．acquaintance | D．access |
His business was very successful，but it was at the ______ of his family life.
| A．consumption | B．credit |
| C．exhaustion | D．expense |
As the Red Cross ______ for help for the earthquake victims, much money has been raised.
| A．appeals | B．applies |
| C．begs | D．pleads |
"I must go." Claudia said， ______ her watch.
| A．look at | B．stare at |
| C．glancing at | D．glaring at |