5 . 选择并使用所给英语单词的正确形式完成句子，有两个单词为多余词。

channel   boundary   choke   purchase   priority   advertise   faith

1. Her voice was ________ with excitement when her dream star smiled at her.
2. If you want to attract more customers, try ________ on the Internet.
3. Nowadays, ________ of communication have made it possible to speak instantly with someone on the other side of the planet.
4. There are a couple of things you should put on your list of ________.
5. Scientists continue to push back the ________ of human knowledge.

6 . 词义匹配

A. the ability to see and understand the truth about people or situations B. something that is very important and must be dealt with before other things C. the importance that it has, usually because it will have an effect on a situation or shows something about a situation D. the quality of being honest and having strong moral principles that you refuse to change E. describe something or someone that causes annoying problems or difficulties F. a place where people are kept for a period of time as a punishment G. the study or creation of theories about basic things such as the nature of existence, knowledge, and thought, or about how people should live

1. Ashley explained in her lecture the qualities that a good teacher must possess, and the significance of a teacher in shaping the child.
2. Being short of money and time is a bit troublesome, but we’ll do what we can.
3. He studied philosophy and psychology at Yale.
4. The search for a new vaccine to cure the current disease took priority over all other medical research.
5. She was sentenced to nine years in prison.