既能用于食积停滞，腹痛便秘，泻痢不畅，里急后重，又能用于痰浊阻塞气机，胸脘痞满的药物是（）
A.枳实
B.陈皮
C.佛手
D.香附
E.木香
参考答案：A
10比8多（ ）%，8比10少（ ）%。
Although the plan hasn’t been approved______ present, he insists______ carrying it out.
A．at; at
B．on; at
C．at; on
D．on; on
