Only that factory we visited yesterday __________ this kind of machines.
| A．produces | B．does it produce | C．did it produce | D．producing |
One of the best ways for people to keep fit is to _______ healthy eating habits.
| A．grow | B．develop |
| C．increase | D．raise |
I couldn’t _______.The line was busy.
| A．go by | B．go around |
| C．get in | D．get through |
It’s ten years since the scientist _______ on his life’s work of discovering the valuable chemical.
| A．made for | B．set out |
| C．took off | D．turned up |
This picture was taken a long time ago.I wonder if you can _______ my father.
| A．find out | B．pick out |
| C．look out | D．speak out |
A love marriage, however, does not necessarily _______ much sharing of interests and responsibilities.
| A．take over | B．result in |
| C．hold on | D．keep to |