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【单选题】
若有int x,y,z;,则执行以下程序段后的输出结果为(): x=1;y=5;z=3; if(x>y) x=y; y=z; printf("x=%d,y=%d,z=%d",x,y,z);A.
x=1,y=3,z=3
B.
x=1,y=5,z=3
C.
x=5,y=3,z=5
D.
x=5,y=3,z=3
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举一反三
【单选题】关于起始原料、试剂等的内控标准,下列说法错误的是
A.
一般要求对产品质量有一定影响的起始原料、试剂均应制订内控标准
B.
对名称、化学结构、理化性质要有清楚的描述
C.
要有具体的来源，包括生产厂家和简单的制备工艺
D.
对于不符合内控标准的起始原料或试剂，不再进行进一步研究
【多选题】对产品质量有一定影响的起始原料、试剂均应制定内控标准,一般内控标准应重点考虑
A.
对名称、化学结构、理化性质有清楚的描述
B.
有具体的来源，包括生产厂家和简单制备工艺
C.
提供证明其含量的数据
D.
必须在干燥条件下进行的反应，应对其原料或试剂中的水分进行严格控制
【单选题】There were no tickets _________ for Friday’s performance so we went to the cinema instead.
A.
available
B.
valuable
C.
expensive
D.
enthusiastic
【单选题】Just use this room for the time being, and we'll offer you a larger one ________ it becomes available.(2010·安徽)
A.
as soon as
B.
unless
C.
as far as
D.
until
【单选题】You are entering port and have been instructed to anchor，as your berth is not yet available．You are on a SW'ly heading，preparing to drop anchor，when you observe the range lights as shown on your starb...
A.
not drop the anchor until the lights are in line
B.
ensure your ship will NOT block the channel or obstruct the range while at anchor
C.
drop the anchor immediately as the range lights mark an area free of obstructions
D.
drop the anchor immediately as a change in the position of the range lights will be an indication of dragging anchor
【简答题】A．People in high rainfall countries feel lucky. B．Much of the world's water is available for use. C．The costs of water redistribution should be considered. D．Water can be easily carried through pipes ...
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