招标采购项目计划实施时，项目经理的任命由( )审批。
A．法人代表 B．总经理C．行政总监 D．总工程师
参考答案：B
(2010·陕西，25)—What a fine day！Shall we go picnicking?
—________.But we need to be home before six o'clock for the football match.
A．Have a nice time
B．Pardon me
C．That's great
D．You are right
请你说出对销贸易具有哪些优点
