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【单选题】
设 r=10,下列选项中,计算结果为 314 的表达式是( )。A.
Math.PI.toFixed(2) * r * r
B.
Math.ceil(Math.PI) * r * r
C.
Math.floor(Math.PI) * r * r
D.
Math.round(Math.PI) * r * r
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265
B.
318
C.
426
D.
515
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A.
on which 改为 in which
B.
looks at 改为 look at
C.
problems 改为 problem
D.
much too 改为 too much
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【单选题】The way on which he looks at problems is much too ideal.
A.
on which
B.
looks at
C.
problems
D.
much too
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