Would you like _______ a CD for her tomorrow? [ ]
A. buying
B. buy
C. to buy
D. buys
答案:C
舌色白如镜者属()。
A.气虚
B.胃阴虚
C.营血大虚
D.阳气虚衰
E.痰浊未化
需要DNA的过程()
A.复制
B.转录
C.翻译
D.转录或翻译
E.转录或复制