社会主义市场经济体制的基础是以公有制为主体的现代企业制度。 ()
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行政许可存在的前提是法律的一般禁止，即非经个别批准、认可或资质确认而不能从事的 活动。 ()
国际直接投资的突出特性是投资者对所投资的企业拥有有效的()
A. 控股权
B. 控制权
C. 销售权
How can the woman solve her problem？
A. Greg can do replacement work for her.
B. Another person will switch shift.
C. The professor will give her an extension.
D. Greg will get her another job.
Which of me following is needed to make the trumpet work？
A. Keen eyesight.
B. Long fingers.
C. Air pressure.
Daily cleaning.
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