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【单选题】
下面说法不正确的是()
A.
使用限界函数作优先级, 第一个加入队列的叶子就是最优解
B.
用约束函数在扩展结点处剪去不满足约束的子树
C.
用限界函数剪去得不到最优解的子树
D.
回溯和分支限界都是动态生成解空间树
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【单选题】设有如下定义: struct ss { char name[10] int age; char sex; } std[3],*p=std; 下面各输入语句中错误的是( )。
A.
scanf('%d',&(*p).age);
B.
scanf('%st',&std.name);
C.
scanf('%c',&std[0].sex);
D.
scanf('%c',&(p->sex));
【单选题】设有如下定义 struct ss { char name[10]; int age;, char sex; } std[3],* p=std; 下面各输入语句中错误的是
A.
scanf('%d',&(*p).age);
B.
scanf('%s',&std.name);
C.
sean('%c',&std[0].sex);
D.
scanf('%c',&(p->sex));
【单选题】Mr Huang is a _________writer. [     ]
A.
famous Chinese
B.
Chinese famous
C.
famous China
D.
China famous
【单选题】Mo Yan is ______ Nobel Prize.
A.
famous as
B.
famous for
C.
famous to
D.
famous of
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A.
i 角的误差影响
B.
两水准标尺零点差的影响
C.
水准标尺名义米长误差
D.
大气垂直折光影响
【单选题】Deng Yaping is a ping-pong player. [     ]
A.
famous for
B.
famous as
C.
famous with
D.
famous in
【单选题】The closest meaning of “Ivy League” (Par. 2) ____.
A.
famous universities in USA
B.
famous business colleges in USA
C.
famous companies in USA
D.
universities with a long history
【单选题】France ______ for its food and wine.
A.
is famous for
B.
is famous to
C.
is famous as
D.
is famous with
【单选题】设有如下定义: struct sk { int a; float b; }data; int *p; 若要使p指向data中的a域,正确的赋值语句是
A.
p=&a;
B.
p=data.a;
C.
p=&data.a;
D.
*p=data.a;
【单选题】The text is about ______.
A.
a famous Italian physician
B.
a famous Italian inventor
C.
a famous Italian electrician
D.
a famous Italian novelist
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