The lift ______ and we were trapped inside it.
| A．broke down | B．broke up | C．broke out | D．broke in |
----My family usually goes skating for vacation. I like skating, but I want to try something different this year.
----
| A．Let’s go. | B．Cheer up. | C．Like what? | D．Take care. |
At the routine office meeting, the headmaster insisted that the problems _________ paid special attention to.
| A．referred to being | B．referred to be | C．refer to being | D．refer to be |
Although the necklace is just made of ordinary stones, it still ________ young people.
| A．appeals to | B．attracts to | C．accounts for | D．applies for |
With many major economic problems________ to be solved, there is no point predicting the growth rate of this year now.
| A．remaining | B．remained |
| C．have remained | D．having remained |
The man is teaching in our school, but，believe it or not，he __ as a business man for 8 years.
| A．worked | B．was working | C．had worked | D．has been working |