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【单选题】
稀疏矩阵一般的压缩存储方法有两种，分别是( )。A.
二维数组和三维数组
B.
三元组和散列
C.
三元组和十字链表
D.
散列和十字链表
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皮皮学刷刷变学霸
举一反三
【单选题】Do you think people will have robots ? [ ]
A.
at their homes
B.
in their home
C.
in their homes
D.
at homes
【单选题】What does the speaker tell us about the future of robots?
A.
It will be long before robots can be used at home.
B.
It will be very expensive to use robots in the future.
C.
Robots will take over all the jobs in industry.
D.
Robots will be used only in large factories.
【单选题】How ale service robots at home different from those in factories?
A.
Theyperform. easier tasks．
B.
They can work in small spaces．
C.
Theyknow human goals better．
D.
They work closely with humans．
【简答题】Home robots of the first generation are available in__
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