14. charity慈善 慈善团体

　　We need to let everyone know about the charity concert, but we don’t have enough money for advertising.

　　How about using the school radio station? They broadcast free public service announcements.

　　15. check检查 支票 账单

　　I wonder whether it would be possible to change this double room to two single rooms.

　　Sorry, sir. All the single rooms are occupied. If you like I can check with imperial hotel to see if they have any.

　　Many people dislike walking into the banks, standing in long lines and

　　running out of checks. They’re dissatisfied with the bank’s limited hours, too.

　　16. chemical化学的 化学制品

　　Low-till farming increases harvests and reduces water use, and this method reduced the need for chemical products. because they are few unwanted plants.

　　19. chief主要的 首要的 首领 长官

　　Once more than fifty hundred pairs of bald eagles nested across the country, but by 1960, that number had fallen below four hundred. the chief killer was the wildly used DDT.

　　20. choice选择 选择权

　　There was no real significance in the choice of lucky number.

　　21. choke(使)窒息 呛

　　Enviromental scientist praises the teenages for removing garbage that can harm wildlife, waterbirds, for example, can choke on plastic bottle rings, and get cut by scrap metal.

　　22. choose选择 决定

　　I’m looking for a department with a monthly rent to around 200 dollars in his neighborhood, can you give me some advice on that?

　　It is rather hard to find anything for less than 300 dollars around here. Rents are often lower in the suburbs. But you will need transportation if you choose live here.

　　23. circle圆圈 圈子 界

　　Graffidy is also a popular art form, graffiti pictures have gained respect in artistic circles.

　　24. circumstance环境 条件 境况

　　If in any circumstance, we feel that a physician’s order is inappropriate or unsafte, we have the legal responsiblity to question that order or refuse to carry it out.

　　25. cite引用 引证

　　Why did the speaker cite the example of graffiti in the london underground?