？？Woodman's flight proved ___________？？
A. Nazca could be seen from a balloon
B. the ancient Peruvians somehow managed to see the drawings from above
C. the ancient Peruvians flew in balloons
D. Nazca was a magnificent sight from the air
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证券公司从事定向资产管理业务，应当自专用证券账户开立之日起()个交易日内，将专用证券账户报证券交易所备案。
A. 3
B. 8
C. 10
D. 15
？？What is Hamer doing now？？？
A. He is exploring the role of genes in deciding one's intelligence
B. He is exploring the role of genes in deciding one's personality
C. He is writing a book entitled "Live with Our Genes
D. He is trying to answer some questions on a test paper
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A. their
B. his
C. her
D. our
常用万用表的“R×1000”挡来检查电容器(电容量应较大)的质量。如在检查时发现下列现象，试解释之，并说明电容器的好坏：(1)指针满偏转；(2)指针不动；(3)指针很快偏转后又返回原刻度(∞)处；(4)指针偏转后不能返回原刻度处；(5)指针偏转后返回速度很慢。
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