In the last decade, Chicago public schools ________ teaching of Chinese to serve 12,000 students.
| A．are expanding | B．have expanded | C．expanded | D．expand |
The chief editor demanded that the article ________immediately.
| A．must be submitted | B．would be submitted | C．submits | D．be submitted |
Tom is a promising student. I am sure that with his________effort, he will make a very successful scientist.
| A．usual | B．constant | C．content | D．normal |
We are hoping that these measures taken by the local government will help________things a bit.
| A．sweep up | B．speed up | C．make up | D．save up |
The girl acted properly and confidently during the job interview, which made a deep________on the employer.
| A．impression | B．expression | C．permission | D．admission |
A quarrel________， which made him________his family.
| A．was broken out; break away |
| B．broke out; break away from |
| C．was broken away; break down |
| D．broke down; break out |