One thousand dollars a month is not a fortune but would help cover my living.
| A． | bills | B． | expenses | C． | prices | D． | charges |
Through the window，we can see his large house________.
| A．in a distance | B．at a distance |
| C．in the distance | D．at the distance |
Mr.Smith as well as two of his students ________ the experiment with care at the moment.
| A．is doing | B．are doing | C．does | D．do |
A lot of banks are ________ to the new electronic system because it's more efficient.
| A．switching on | B．switching off |
| C．switching over | D．switching from |
The role that women have been ________ in human history is of great importance.
| A．coming | B．doing | C．playing | D．making |
Tsinghua University, in 1911, is home to a great number of outstanding figures.
| A．found | B．founding |
| C．founded | D．to be founded |