冷却系统设计不合理与堵塞、散热条件差等会引起（）。
A.故障
B.事故
C.短路
D.烧损
参考答案：A
用所给单词的适当形式填空。
1. My work is interesting but kind of (danger). (thief) are afraid of me.
2. People give me (they) money or get their money from (I).
3.—What your friend Jim do?
—He (be)a reporter.
4. Where does (Tom) grandma work?
5. Jim likes (talk) to people. He wants (be) a (report).
简述滑车上淋巴结
