________ good use you have made of your time to work, there is still some room for improvement.
| A．Whatever | B．However | C．Though | D．Whether |
9.The rapid development of communications technology is transforming the ________ in which people communicate across time and space.
| A．route | B．transmission | C．vision | D．manner |
8.The ________ goal of the book is to help bridge the gap between research and teaching, particularly the gap between researchers and teachers.
| A．joint | B．intensive | C．overall | D．decisive |
7.The university has launched a research center to develop new ways of ________ bacteria which have become resistant to drug treatments.
| A．regulating | B．halting | C．interrupting | D．combating |
6.Computer technology will ________ a revolution in business administration.
| A．bring around | B．bring about | C．bring out | D．bring up |
5.All their attempts to ________ the child from the burning building were in vain.
6.
| A．regain | B．recover | C．rescue | D．reserve |