酮体是指

A．丙酮+乳酸+乙酰乙酸
B．丙酮+β羟丁酸+乙酰乙酸
C．丙酮+醋酸+乙酰乙酸
D．丙酮+乳酸+草酰乙酸
E．丙酮+丙烯酸+乙酰乙酸

（）we would like to assist you，we do not think there is room for a reduction in our price.

A.Even

B.As

C.Much

D.Muchas