__________ with such a difficult problem, he decided to ask for some good advice from his colleagues.
| A．Having faced | B．Face |
| C．Faced | D．To have faced |
We arranged to meet at 8:00, but she didn’t ______.
| A．turn down | B．turn off |
| C．turn over | D．turn up |
Don’t try to cheat the taxman(税务人员); you’ll never ______it.
| A．get out of | B．get into |
| C．get along | D．get away with |
—Would you like some more chicken?
—No，thanks. I am ________a diet and I’m trying to ________weight.
| A．on；lose | B．on；put on |
| C．in；have | D．in；lose |
He sat at the desk, __________ a novel.
| A．read | B．to read | C．reading | D．Reads |
Great changes _______ in China in the past 20 years.
| A．took place | B．have taken place |
| C．were taken place | D．have been taken place |