To prevent cybercrime more efficiently, it is important to make new laws and create international standards for them similar to________concerning international airspace.
| A．that | B．what | C．one | D．those |
The family is a cooperative enterprise for which it is difficult to _____ rules, because each family needs to work out its own ways to deal with its own problems.
| A．set up | B．put down | C．keep up | D．lay down |
I'd like to take _____ of this opportunity to thank you all for your cooperation.
| A．profit | B．benefit | C．advantage | D．interests |
I could tell he was surprised from the _____ on his face.
| A．appearance | B．view | C．sight | D．expression |
We had a marvelous holiday: only the last two days were slightly _____ by the weather.
| A．damaged | B．hurt | C．ruined | D．spoiled |
The book seems to have been _____ from various books and articles.
| A．pieced together | B．taken off |
| C．broken away | D．pulled out |