炮姜的功效为()。
A.收敛止血
B.温经止血
C.凉血止血
D.助阳止血
E.补气止血
参考答案:B
He arrived home very late last night, __________in the early hours this morning.
A.or else
B.or rather
C.rather than
D.more than
黄金基金适合于( )。
A.积极型投资者 B.保守型投资者C.稳健型投资者 D.消极型投资者