. In my opinion, this is not an economical way to get more water; ____, it is very expensive.
| A．on the other hand | B．on the contrary | C．in short | D．or else |
Before making any changes to your travel plan, _______ your family to find out which activities are most important to them.
| A．to consult | B．consulting | C．consult | D．consulted |
What impact is it ________ the worldwide economic crisis of 2009 has on the development of China.
| A．why | B．how | C．when | D．that |
“Darwin teaches us that life _________ continually ________ to keeping up with a changing Earth.” The expert explained.
| A．is; adapting | B．has; adapted | C．will; adapt | D．does; adapt |
October 1 of 2009 is a special day, _________, I guess, which will be remembered by the Chinese for a long time.
| A．which | B．one | C．when | D．that |
第一部分：单项选择
—Make sure you have turned off the air conditioners before going out.
—_______________.
| A．Heard it | B．Made it | C．Forgot it | D．Got it |