When Peter speaks in public, he always has trouble ______ the right things to say.
| A．thinking of |
| B．to think of |
| C．thought of |
| D．think of |
Hearing her only son was killed in the accident, the old woman _____ her face in her hands and cried quietly.
| A．bent | B．trapped | C．sheltered | D．Buried |
Don’t reply to any e-mails _____ personal information, no matter who sends it to you.
| A．requesting | B．searching |
| C．asking | D．ruining |
The old couple decided to _____ in the mountain village since it was so quiet and the air there was fresh as well.
| A．set down | B．put down |
| C．settle down | D．calm down |
According to a recent research, the number of people who take the adult college entrance examination is _____ reducing.
| A．frequently | B．entirely |
| C．extremely | D．Gradually |
Some patients would rather pay more for more _____ and comfortable treatment in hospital.
| A．active | B．fond | C．reliable | D．giant |