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【单选题】
House prices vary from place to place and are usually high there are famous schools.A.
where
B.
since
C.
when
D.
whether
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【单选题】无向图G有5个顶点:标号顶点1、2、3、4、5,有6条边:标号为边1、2、3、4、5、6,其关联矩阵为(110000;001100;010101;101010;000011),下列()集合是其点割集。
A.
{顶点2，顶点3}
B.
{顶点3，顶点4}
C.
{顶点1，顶点2}
D.
{顶点4，顶点5}
【简答题】阅读理解。 Skin diving (潜泳) is a new sport today. This sport takes you into a wonderful new world. It is like a visit to the moon! When you are under water, it is easy for you to climb big rocks because yo...
【简答题】阅读理解。 Skin-diving is a new sport today. This sport takes you into a wonderful new world. It is like a visit to the moon! When you are under water, it is easy for you to climb big rocks, because you ar...
【简答题】以下输入接口电路输出接口输出101010:
1、在GJ↑时,输入接口输入( );
2、当GJ↓时,输入接口输入( );
3、在G1故障时,输入接口输入( )或( )。
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