单项选择题

碎石土是粒径大予（）的颗粒含量超过全重50%的土。A.1 mmB.2 mmC.0．1 mm###SXB

A.1
B.2
C.0．1
D.0．2

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下列结构内的毛细血管无明显的基膜的是
A．肌组织 B．胃肠黏膜 C．肾血管球
D．肺小叶 E．脾红髓

A.肌组织
B.胃肠黏膜
C.肾血管球

D.肺小叶

The passage suggests that modern multinationals differ from early chartered trading companies in that______
A．the top managers of modern multinationals own stock in their own companies rather than simply receiving a salary
B．modern multinationals depend on a system of capitalist international trade rather than on less modern trading systmes
C．modern multinationals have operations in a number of different foreign counties rather than merely in one or two
D．the operations of modern multinationals are highly profitable despite the more stringent environmental and safety regulations of modern governments
E．the overseas operations of modern multinationals are not governed by the national interests of their home countries

A.the
B.modern
C.modern
D.the
E.the