一碳单位代谢的辅酶是（）。
A．叶酸
B．二氢叶酸
C．四氢叶酸
D．NADPH
E．NADH
参考答案：C
产后瘀滞腹痛，伴身面浮肿、小便不利者，当选用
A．当归、泽泻
B．赤芍、红花
C．牛膝、刘寄奴
D．益母草、泽兰
E．桃仁、王不留行
Since entry into high school the students have been ________ staying up late in the evening and getting up early in the morning.
A．admitted to
B．allergic to
C．accustomed to
D．attached to
