治疗便秘的常用方法有
A．泄热润肠
B．顺气导滞
C．活血化瘀
D．益气润肠
参考答案：A,B,D
His speech was extremely boring that it was _____ interrupted by applause and cheers.
A．constantly
B．ever
C．seldom
D．even
吸铁石受到高热后，会不会吸不起铁来？
