[判断题] 一般来说,对一个危险源,可能存在事故隐患,也可能不存在事故隐患,对于存在事故隐患的危险源一定要及时加以治理,否则随时都可能导致事故。( )
A.正确
B.错误

[单项选择]A client has been diagnosed with type A hepatitis. What special precautions should the nurse take when caring for this client

[单选题]第五套人民币中的手感线是( )防伪特征。
A. 公众;
B. 专业;
C. 专家;
D. 以上均是。

[多选题]对化学灾害事故,应采取的措施有()。
A.. 关阀断源
B.. 器具堵漏
C.. 稀释降毒
D.. 筑堤导流
E.. 倒罐转移

[单选题]《煤矿安全质量标准化标准》规定,采煤工作面单体液压支柱要打成直线,其偏差不得超过( )m
M.。
A.±50
B.±100
C.±200

[单选题]（单选题）. 使用紫外可见分光光度计分析样品时发现测试结果不正常，经初步判断为波长不准确，应( )。
A.重新测试样品
B.对吸收池进行配对校正
C.用错滤光片调校
D.仪器疲劳，关机后再测定

[单项选择]我国现阶段所有制结构中居主导地位是（）。
A. 公有制经济
B. 国有经济
C. 股分制经济
D. 集体经济

[单项选择]Since the September 11 attack, US President George W. Bush has (21) himself as a superpower leader of hard resolve, tolerating no (22) to his goals-until he came up against Israel.
(23) the past week he has faced a dramatic (24) to his international authority from the Jewish state. Israel is the chief US ally in the Middle East and (25) of the largest chunk of US foreign aid.
Stung by (26) Israeli defiance, Bush on Monday urged Israeli Prime Minister Ariel Sharon publicly, (27) the third time, to withdraw his forces "without delay" (28) Palestinian areas. A bloody offensive has been (29) there for 11 days. He sent envoy Anthony Zinni to deliver the message personally as Secretary of State Colin Powell (30) a new US initiative to 0chieve an Israeli-Palestinian cease-fire. Israel Radio reported later on Monday that the army began pulling out of two West Bank cities within hours. (31) A. view
B. sight
C. scenery
D. look