Actually,the students can______ very well without looking up the words in the dictionary.

A．get on

B．get over

C．get in

D．get down

真心痛的关键病机是（）

A.心气不足，阴血亏耗，血行瘀滞

B.心脉突然闭塞，气血运行中断

C.血行瘀滞，胸阳痹阻，心脉不畅

D.肝失疏泄，气机郁滞，心脉不和

E.阳气虚衰，胸阳不振，血行瘀滞