一Is there any possible way to help them get rid of such a bad habit?
一To tell the truth, it’s very hard．But we on this problem．
| A．worked | B．had worked | C．are working | D．had been working |
My English teacher's humor made every student __________.
| A．burst into laughing | B．burst out laughter |
| C．burst into laughter | D．burst in laughing |
A __________ is someone elected to speak on behalf of others.
| A．spokesperson or spokesman or spokeswoman |
| B．speakesperson or speakesman or speakeswoman |
| C．spokeperson or spokeman or spokewoman |
| D．speakeperson or speakeman or speakewoman |
The little boy saved every coin __________ he could buy his mother a present on Mother's day.
| A．so that | B．as soon as | C．no matter | D．such |
People often mistake some __________ objects such as kites or balloons for UFOs.
| A．man make | B．man-make | C．man-made | D．men-made |
—Did you happen to see __________ black and __________ white cat?
—Are they missing? I told you to take care of them.
| A．a; 不填 | B．the; 不填 |
| C．the; the | D．a; the |