煤气中加人有特殊气味的乙硫醇可提示煤气是否泄漏。乙硫醇（用X表示）燃烧时发生的反

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There were other creatures that I didn’t want to get too close to - an eel with its strong sharp teeth ,with only its head ___1__(show) from a hole ,watching for my ___2___(taste) toe ! ;and the giant clam half ___3____(bury) in some coral __4__(wait) for something ___5____ (swim) in between its thick green lips .Then there were two grey reef sharks ,each about one and a half meters long ,__6____ suddenly appeared from behind some coral .I told myself they were dangerous but that didn’t prevent me ___7____ (feel) scared ___8___  death .

What a ___9___ (limit) world and what a  t___10___ spot I was in this enormous world !

反胃的主要病因为（）

A.邪气干扰，胃虚失和

B.胃失和降，胃气上逆

C.脾胃虚寒，胃中无火

D.肝气犯胃，胃失和降

E.饮食停滞，浊气上逆

最可能诊断是

A．直肠癌梗阻

B．肠系膜血管栓塞

C．乙状结肠扭转

D．麻痹性肠梗阻

E．乙状结肠癌梗阻

导管座与导管相关性血流感染无关联。

对于实施《个人贷款管理暂行办法》的意义，以下说法不正确的有（）。

A、防范个人贷款业务的风险

B、促进个人信贷业务的发展

C、提高个人贷款业务的综合效益

D、抬高个人获得贷款的门槛从而降低风险