My brother is _____.[ ]
A. twenty and two
B. twenty two
C. twenty-two
D. two-twenty
答案:C
产后下利虚极之“虚极”指( )
A.气虚
B.血虚
C.阳虚
D.阴虚
适合教育性农业推广工作要求的推广计划拟定方式是()
A.自上而下
B.自下而上
C.联合拟定
D.专家拟定