___ regular exercise is very important, it’s never a good idea to exercise too close to bedtime.
| A．It | B．As | C．Although | D．Unless |
The boy wanted to ride his bicycle in the street, but his mother told him.
| A．not to |
| B．not to do |
| C．not do it |
| D．to not do |
Why do you think people tend to _______ red roses with love?
| A．match |
| B．associate |
| C．join |
| D．compare |
He is only joking. Don’t his words too seriously,
| A．keep |
| B．make |
| C．take |
| D．think |
---Will you hurry up? When will you ？It’s already too late.
---Oh, just a few lines.
| A．get along |
| B．get away |
| C．get through |
| D．get over |
As a environmentalist, he hopes to devoted his life water and air pollutiona peaceful life.
| A．prevent; living |
| B．preventing; living |
| C．prevent; to live |
| D．preventing; to live |