我国历史上第一部现代意义上的统计法律是《中华民国统计法》。 ()
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在近代教育史上，认为教学的主要任务是训练学生的思维而传授知识无关紧要的理论被称为现代教育理论。()
A. 正确
B. 错误
Local governments in the U.S. can expect big profits from recycling.
A. Right
B. Wrong
C. Not mentioned
PPL scientists will try to solve their problem by
A. removing the sugar molecule on the surface of pig cells.
B. distinguishing human tissues form. those of pigs.
C. using the sugar-free nucleus in cloning a pig.
D. taking out the sugar genes from the cell of a pig.
A．importantB．commonC．seriousD．difficult
A. important
B. common
C. serious
D. difficult
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