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问题 单项选择题 A1/A2型题

不仅能够了解支气管扩张的形态，而且能够明确病变部位及范围的检查是（）

A.胸部X线摄片

B.支气管造影

C.胸部CT

D.纤维支气管镜

E.核素扫描

答案

参考答案：B

单项选择题

An index was recently begun with the following two stocks:Company A -50 shares valued at $ 2 each.Company B - 10 shares valued at $10 each. Given that the value-weighted index was originally set at 100 and Company A’s stock is currently selling for $ 4 per share while Company B’s stock is still at $10 per share, what is the current value of the price-weighted index and the value-weighted index Price -weighted Value -weighted（）①A. 7300 ②B. 8150 ③C. 7150

A. ①

B. ②

C. ③
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多项选择题

以下哪些国家的行政机关为商事登记机关（）

A.德国

B.法国

C.美国

D.英国
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