To make the city look more beautiful, a lot of old houses along the street have been _____.
| A．brought down | B．put down | C．turned down | D．pulled down |
When reading English novels, I often idiomatic expressions that I can't understand．
| A．come across | B．go over |
| C．get across | D．take over |
Hardly _when they realized that it was too late to catch the last train．
| A．the clock had struck twelve |
| B．the clock had been struck twelve |
| C．had the clock been struck twelve |
| D．had the clock struck twelve |
The Obama government has reformed on tax system.What people doubt is ______ it will do them any good．
| A．that | B．whether | C．why | D．What |
Everything seemed to be going_______ for the first two days after I moved to New York.
| A．vividly | B．generally | C．frequently | D．Smoothly |
The time he has devoted in the past 10 years______ the disabled is now considered__________ of great value.
| A．to helping; being | B．to helping; to be |
| C．to help; to be | D．helping; being |