At the meeting they discussed three different ___ to the study of mathematics.,
| A．Approaches | B．Means | C．Methods | D．Ways |
26．There are all sorts of ways that employees can be successful_________obtaining the better office environment.
| A．in | B．On | C．about | D．For |
25. Thirty years ago this month，China's leaders launched an economic revolution.___________the door to free market reforms and foreign trade．
| A．to open | B．opened | C．opening | D．having opened |
24．According to a UN report，30 percent of the world population have no______to clean drinking water and health care.
| A．means | B．approach | C．channel | D．Access |
23. It's reported that at least one Chinese vessel________in the hands of attackers in Somalia so far.
| A．had been | B．has been | C．was | D．Is |
22．The city of Rome has just passed a new law to prevent cruelty to animals，which many people say can___the civilization of a city．
| A．manage | B．separate | C．handle | D．Measure |