_____is mentioned above, the number of the studentsin seniorschools is increasing.
| A．Which | B．As | C．That | D．It |
Jane from the company and moved to China in the hope of new opportunities.
| A．returned | B．resigned | C．escaped | D．learned |
This is the first study to compare the effects of the new drug with its side effects.
| A．beneficial | B．specific | C．powerful | D．potential |
All animals in nature must learn to to a changing environment in order to survive.
| A．attach | B．adapt | C．respond | D．turn |
Paul was not allowed to work he was fully recovered from the flu.
| A．even if | B．whether | C．because | D．until |
Assistance dogs are trained to help disabled to live more independent life.
| A．/; a | B．a; the | C．the; the | D．the; a |