药品批发和零售连锁企业，实行全面质量管理的环节是
A．验收、储存
B．调拨、运输
C．销售
D．售后服务
E．计划与采购
参考答案：A,B,C,D,E
—There _____ lots of plants here. But now I can't see any.
—That's the problem. To solve it, we _____ grow trees here.[ ]
A. used to be; are going to
B. are used to be; will
C. used to are; are going to
D. are used to; will
窗框的安装方法一般有（）。
A.直接安装法
B.间接安装法
C.立口法
D.塞口法
E.预留洞口法
