1．As high school students，we should care about current __affairs__.
2．The police were trying their best to look for some __evidence__(证据) about this murder.
3．Bruce, this work __demands__(需要) your immediate action.
4．The factory __employs__ a thousand workers.
5．I'm afraid getting things changed will be a slow __process__(过程)．
6．Her __attitude__(态度) towards me has changed.
7．This building is one of the __classic__(经典的) designs of last century.
8．He presented a new __concept__(概念) of the beginning of the universe.
9．It's necessary for us to meet.When is __suitable__， this weekend or next Monday?
10．After raining，the hill path becomes very __muddy__.You must be careful.
11．The police were on the __scene__ within minutes of the traffic accident.
12．Planes __loaded__(装载) with earthquake aid landed in Tokyo airport safely.
13．Don't __interrupt__ the speaker；ask your questions afterwards.
14．Her raincoat gave her __protection__ from the rain.
15．More measures should be taken to solve our __environmental__(环境的) problems.
