Questions 24 and 25 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. Now, listen to the news. Evading taxes by corporation in America is ______.
A. a thing of the past
B. an established practice
C. on the way of rising
D. not so serious as the public think
查看答案
During World War I, some jazz musicians moved up to Chicago, where Armstrong changed______.
Section A Questions 11 to 18 are based on the conversation you have just heard.
A. write a note to Professor Smith.
B. Wait a minute for Professor Smith.
C. Give a message to Professor Smith.
D. Return Professor Smith’s notebook.
100级洁净区相对湿度
A. 18～24℃
B. 18～29℃
C. 0～30℃
D. 40%～70%
E. 45%～65%
苯妥英钠引起的牙龈增生、水肿、压迫时出血的不良反应属于
A. “三致”
B. 血管及血管栓塞型
C. 萎缩或坏死型
D. 炎症型
E. 增生型
微信支付 
支付宝支付