《经济时报》载文指出,农产品从长期短缺到相对富余,并不意味着“物多必贱”,相反农民可以通过改变作物种植方式及搞好贮藏,巧妙利用时间差,从微观上创造大量“物以稀为贵”的市场机会。“打好时间差”是指( )
How _____ you say that you have made great progress since there are so many mistakes in your test paper ?
The alarm clock ______it was time for me to get up went off , _______my good dream .
I am very busy with urgent things ____ every minute of the day.
–I think we can do it right now . Not tomorrow . --__________! Let’s get down to it now.
He had hoped to tour the deserted temple for ____ fun but to his disappointment he didn’ t find ___ fun for doing that at all .