Unless ___ to speak，you should remain silent at the conference．
| A．invited | B．inviting |
| C．being invited | D．having invited |
The new CPC leaders are trying their best to beat corruption in order to the ideal of communism.
| A．put up with | B．add up to |
| C．come up with | D．live up to |
When chatting with a stranger on the Internet, bear in mind he could be anybody.
| A．that | B．where |
| C．what | D．when |
—Which of the two movies do you like?
—. I don’t have a taste for their style and prefer more exciting ones.
| A．Both | B．Neither |
| C．Either | D．None |
We to finish the work before dark, but the heavy rain held us up.
| A．meant | B．was meaning |
| C．had meant | D．would mean |
China’s search engine Baidu has announced the top topics discussed by netizens in 2013, research from its linked website Hao123.com.
| A．kept on | B．passed on |
| C．based on | D．spent on |