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【单选题】
( )不是切削液的用途。A.
冷却
B.
润滑
C.
提高切削速度
D.
清洗
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皮皮学刷刷变学霸
举一反三
【简答题】A．unlimited B．specific C．definite D．finite
【单选题】A small word like "can't" limits our ______ (finite) abilities and discourages _______(create).
A.
finite, creating
B.
finite, creation
C.
infinite, creativity
D.
infinite, creation
【单选题】Which of the statement is true about estimating with finite sums?
A.
Finite sums have finite many terms.
B.
The finite sum method is a precise estimation.
C.
The circumference of a circle is smaller than the sum of bottoms of the s from an inscribed polygon.
D.
Every term in a finite sum is positive.
【判断题】Language is a set finite or infinite of sentences, each finite in length and constructed out of a finite set of elements.
A.
正确
B.
错误
【单选题】判断划线部分动词是限定动词(finite )还是非限定动词(non-finite) 1. Paul runs to work every day
A.
Finite
B.
Nonfinite
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