每个葡萄糖分子经过三羧酸循环实现有氧氧化，并产生（）
A.18个ATP
B.28个ATP
C.38个ATP
D.48个ATP
E.58个ATP
参考答案：C
—________ was his vacation?
—It was not very good. [ ]
A. Where
B. What
C. How
D. When
汉语拼音方案中有（）声母。
