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【单选题】
CPU的主频指的是( )A.
时钟频率
B.
基准频率
C.
耗电量和效率
D.
发热量和冷却效率
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举一反三
【单选题】林先生,65岁。诊断心绞痛入院,舌下含服硝酸甘油0.5mg后眼前发黑.恶心,护士首 先应
A.
搀扶坐下
B.
活动四肢
C.
吸氧
D.
加服硝酸甘油0.5mg
E.
立即平卧
【单选题】－I'm afraid that I couldn't pass the examination. －As a student，you need to believe in yourself________you have the ability to achieve any________goal.
A.
knowing；to be set
B.
knowing；set
C.
known；setting
D.
known；to be set
【单选题】I couldn’t believe it, but ______ in black and white, signed by the bank manager.
A.
it there was
B.
there was it
C.
was it there
D.
there it was
【单选题】林先生,65岁。诊断心绞痛入院,舌下含服硝酸甘油0.5mg后眼前发黑.恶心,护
A.
先应
B.
搀扶坐下
C.
活动四肢
D.
吸氧
E.
加服硝酸甘油0.5mg
F.
立即平卧
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