She took off the old dress and her friend___
| A．put it on |
| B．put on it |
| C．put up it |
| D．put it up |
Find ways to praise your children often，________ you’ll find they will open their hearts to you.
| A．till | B．or | C．and | D．but |
Don’t be afraid of asking your teachers for help ________it is needed.
| A．as | B．since |
| C．unless | D．when |
The engineers are so busy that they have no time for outdoor sports activities，________ they have the interest.
| A．wherever | B．whenever |
| C．even if | D．as if |
In some places women are expected to earn money ________ men work at home and raise their children.
| A．but | B．while |
| C．because | D．though |
________ the fire breaks out，he is the first to arrive at the scene.
| A．Every time when | B．Moment |
| C．No matter whenever | D．Every time |