合理的交货地点是指可以减少企业的运输与装卸作业。( )
参考答案：对
—How many times have you been to China?
—In fact, it is the first time I __________ here.
A．was
B．am
C．had been
D．have been
某医疗机构药师为慢性失眠患者调剂安定片的处方。
该处方的印刷用纸为（）
A.淡黄色
B.淡绿色
C.淡红色
D.白色
