直接从事消毒产品生产的操作人员,上岗前及每年必须进行一次(),取得预防性()证明后方可上岗。
参考答案:传染病检查;传染病
理货员凭调拨单向()领取货物,办理出库手续,双方在调拨单上签名确认。
A.计划员
B.仓库员
C.业务员
D.销售员
Every boy and every girl as well as some teachers who ___ to visit the museum _____required to be at the bus station at 6:30.
A.are ; is
B.are ; are
C.is ; are
D.is ;is