Farmers in China began to use tractors ___ cattle for farming work.
| A．to take the place of | B．take place of |
| C．to in place of | D．in the place of |
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 |
Put yourself in situations where you will be forced to communicate in English,you will see more progress over time.
| A．or | B．so | C．yet | D．and |
The National Day Parade for the 60th anniversary of the founding of China was so grand that it certainly didn’t the whole nation.
| A．bread down | B．calm down | C．let down | D．set down |
I try to make him understand that I’m not interested in him, but he never gets the .
| A．message | B．news | C．word | D．information |