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【判断题】
当发现观测数据方差与均值的比值显著小于1二项分布适用的表示。A.
正确
B.
错误
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皮皮学刷刷变学霸
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【单选题】— Look at this model of mobile phone. It is a new type. — It looks nice. Can I _____ and see how it works? [ ]
A.
try it out
B.
work it out
C.
turn it out
D.
carry it out
【简答题】I have a robot friend, Robbi. It looks like my toy car because it moves on four wheels. It is always helpful. “Come on, Robbi! Bring me milk.” “Yes, Sandy,” says Robbi. It goes to the kitchen and come...
【简答题】产品线延伸策略，具体有______、向下延伸和双向延伸三种实现方式。
【单选题】What makes Cog special?
A.
It looks like a mother．
B.
It behaves like a child．
C.
It can imitate the behavior. of a mother．
D.
It has a huge brain．
【简答题】法治素养是指人们通过学习法律知识、( )、运用法治思维,依法维护权利与 ( ) 的素质、修养与能力。
【单选题】－ It looks heavy. Can I give you a hand? － .
A.
No, thanks
B.
Yes, my pleasure
C.
No, never mind
D.
Yes, I do
【简答题】产品线延伸策略，具体有向上延伸、________和双向延伸三种实现方式。
【单选题】It looks like rain, doesn't it? ( ). And I forgot my raincoat.
A.
Yes, it is
B.
No, it doesn't
C.
Yes, it does
D.
No, it isn't
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