One of the requirements for the experiment is that the material _____ to its burning temperature．
| A．is heated | B．will be heated | C．be heated | D．would be heated |
In many factories computers have ___________ the work of thousands of workers.
| A．taken place | B．taking place | C．taken place of | D．taken the place of |
Nowadays, scientists are working hard to find a best way of treating addictions __________ drugs.
| A．of | B．in | C．on | D．to |
My doctor recommended that I _______ more exercise.
| A．take | B．would take | C．need to take | D．had to take |
As a teacher you should _________ your method to ______ the needs of slower students.
| A．apply; enable | B．adjust; meet | C．increase; change | D．weigh; shape |
----The boss said we had only three days to finish the task.
----No problem. We have already _________ two thirds of it.
| A．got over | B．given away | C．got through | D．made out |