We should stop polluting the water.
A. making…clean
B. making…dirty
C. making…dry
I was surprised that she could run________I could．
| A．as faster as |
| B．so fast than |
| C．as fast as |
| D．the fastest |
—________．Have a seat．
—Thank you．
| A．All right |
| B．That’s your home |
| C．Make yourself at home |
| D．It’s a great pleasure |
The Olympic rings are the________of the Olympic Games．
| A．name |
| B．symbol |
| C．mark |
| D．emotion |
—How was your trip in Beijing?
—Not bad．My friends________their way to make me feel at home．
| A．did their best |
| B．went out of |
| C．used out |
| D．used up |
Water is very important to us．We can’t live________it．
| A．except |
| B．with |
| C．besides |
| D．without |