下列哪项不是心悸的病因（）
A.药物中毒
B.饮食、外邪
C.七情所伤
D.心阳衰弱
E.体虚劳倦
参考答案：D
.
As I am not feeling well, I really appreciate __________ to take my place.
A．him offer
B．for him to offer
C．his offering
D．him to offer
试述激素抵抗综合征的发生机制。
