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【单选题】
以下声明中,错误的是 。A.
int a=0xFF;
B.
double a=1.2e0.5;
C.
long a=2L;
D.
char a='\72';
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皮皮学刷刷变学霸
举一反三
【单选题】如果说新世纪的那一场阿富汗战争则预示着信息化战争得到了进一步的发展，那么2003年3月20日打响的()战争则让我们看到了信息化战争的雏形。
A.
海湾
B.
科索沃
C.
伊拉克
D.
阿富汗
【单选题】利用雌雄蕊抗药性不同,用内吸剂化学药剂阻止母本花粉的形成或抑制花粉的正常发育,使花粉失去受精能力,然后让母本雌蕊(雌花)接受父本的花粉而产生杂交种子的方法,叫( )
A.
人工去雄法
B.
化学去雄法
C.
利用自交不亲和性制种
D.
利用雄性不育系制种
【单选题】Some recent historians have argued that life in the British colonies in America from approximately 1763 to 1789 was marked by internal conflicts among colonists. Inheritors of some of the viewpoins of...
A.
potentially verifiable
B.
partially justified
C.
logically contradictory
D.
ingenious but flawed
【单选题】Some recent historians have argued that life in the British colonies in America from approximately 1763 to 1789 was marked by internal conflicts among colonists. Inheritors of some of the viewpoints o...
A.
potentially verifiable
B.
partially justified
C.
logically contradictory
D.
ingenious but flawed
【单选题】Some recent historians have argued that life in the British colonies in America from approximately 1763 to 1789 was marked by internal conflicts among colonists. Inheritors of some of the viewpoints o...
A.
potentially verifiable
B.
partially justified
C.
logically contradictory
D.
ingenious but flawed
【单选题】Itwasnotuntil1920_______regularradiobroadcastsbegan
A.
while
B.
Which
C.
that
D.
when
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