问题
单项选择题
聚乙烯防腐蚀层胶粘剂的脆化温度应不大于（）℃。
A.-50
B.-60
C.-40
D.-30
答案
参考答案：A
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聚乙烯防腐蚀层胶粘剂的脆化温度应不大于（）℃。
A.-50
B.-60
C.-40
D.-30
参考答案：A
Passage 3
Which of the following problems are NOT mentioned as deprivations confronted by Muslims in England a. Unemployment. b. Poor living conditions. e. Poor education. d. Racial discrimination.