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---- I’m sorry I can’t help you
----- ___________.
A. Not at all. B. It doesn’t matter
C. Thank you all the same D. I’m sorry to hear that
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更多 “ ---- I’m sorry I can’t help you----- ___________.A. Not at all. B. It doesn’t matterC. Thank you all the same D. I’m sorry to hear that ” 相关考题
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－ May I help you, madam? － ().
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－－Must we finish our homework now? －－No, you ______. You _______ finish it after school.
A.needn't , mayB.mustn't , mayC.can't , canD.needn't , must
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“Must I finish my homework now?” “No, you() . But you() finish it this evening. ”
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下列程序段的时间复杂度为()。for(i=0；i＜m；i++)for(j=0；j＜t；j++)e[i][j]=0；for(i=0；i＜m；i++)for(j=0；j＜t；j++)for(k=0；k＜n；k++)c[i][j]_c[i][j]+a[i][k]×b[k][j]；A.O(m×n×t)
B.O(m+n+t)
C.O(m×t+n)
D.O(m+n×t)
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下列程序段的时间复杂度是（）。 for（i=0; i＜m; i++) for（j=0; j＜t; j++) c[i][j]=0; for（i=0; i＜m; i++) for（j=0; j＜t; j++) for（k=0; k＜n; k++) c[i][j]=c[i][j]+a[i][k]*b[k][j];A．O(m+n+t)B．O(m+n*t)C．O(m*t+n)D．O(m*n*t)
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