抗氧剂（）
A. 亚硫酸氢钠
B. 磷酸氢二钠
C. 苯甲醇
D. 葡萄糖
E. 卵磷脂
听下面一段独白，回答第17至第20题。 Why did the woman give up her job（）
A. She wanted more free time.
B. It was far from what she wanted.
College life was much more interesting.
Many people were angry with the government ____ it decided to pull down a historical building.
A. when
B. while
C. before
D. till
36（）
A. leader
B. customer
C. companion
D. neighbour
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