The education of _______young is always _______ hot and serious topic in modern society.
| A．/; the | B．a; the | C．the; a | D．the; / |
Over the past decades, sea ice is decreasing in the Arctic global warming.
| A．as a result of | B．on top of | C．in front of | D．in need of |
Never in my dreams Zhao Benshan’s performance during the CCTV Spring Festival Gala was considered the best.
| A．I could imagine | B．could I imagine | C．I couldn’t imagine | D．couldn’t I imagine |
The woman rushed out she felt the house shaking.
| A．until | B．immediately | C．unless | D．before |
Many scientists believe that global warming, if , will cause extreme climate changes this century.
| A．not stopping | B．no stop | C．not stopped | D．without stop |
---I can’t find that pen you’ve just given me.
---Don’t worry, here’s .
| A．it | B．more | C．another | D．others |