龟鹿二仙膏之主要功用为
A.益气生血 B.滋阴养血 C.双补气阴 D.温阳益气 E.双补阴阳
参考答案:E
—What do you think of Mr. Li's teaching?
—No one is _____.[ ]
A. good
B. better
C. best
D. the best
下列声母中哪个是擦音()
A.b
B.q
C.h
D.m