世界上有无数的企业,每天都在上演着倒闭、破产、并购,像联想并购IBM,可口可乐并购汇源,这样的例子数不胜数。优胜劣汰,这是市场经济的不二法则。企业要避免在激烈的市场竞争中被淘汰,关键要( )
. It’s quite an informal gathering ; you needn’t ______for it .
I’m surprised that you should have been fooled by such a(an) ____trick.
It’s known that taking exercise______ your health.
He gave a ________smile.
They gave a banqnet( 宴会)_____the guests from Britain.