通过吴莱萸制可达到阴阳相济,之害的药物是
A. 半夏
B. 补骨脂
C. 黄连
D. 紫菀
E. 紫河车
Since we won't be free this weekend, why not ______ the party______
A. put... down
B. put... off
C. put...away
21()
A. deliver
B. doubt
C. double
D. decide
24()
A. very high
B. just all right
C. reasonable
D. too expensive