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They’ve won their last three matches. ________I find a bit surprising
A. that B. when
C. what D. which
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to, I, how, last, winter, skate, learned__________________________________________________________________________.
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I’ll go for a walk with you if it ____ tomorrow.A. won’t rainB. doesn’t rainC. will rainD. not rains
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The ______ professor found the matter ______.A. surprising, surprisedB. surprised, surprisedC. surprised, surprisingD. surprising, surprising
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You' ll tell John about that, won’t you ? -Yes, I'll tell him about it as soon as he( ).A. will wake upB. wakes upC. is waking upD. woke up
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B 宽度优先（种子染色法）5．关键路径几个定义： 顶点1为源点，n为汇点。a. 顶点事件最早发生时间Ve[j], Ve [j] = max{ Ve [j] + w[I,j] },其中Ve (1) = 0;b. 顶点事件最晚发生时间 Vl[j], Vl [j] = min{ Vl[j] – w[I,j] },其中 Vl(n) = Ve(n);c. 边活动最早开始时间 Ee[I], 若边I由j,k表示，则Ee[I] = Ve[j];d. 边活动最晚开始时间 El[I], 若边I由j,k表示，则El[I] = Vl[k] – w[j,k];若 Ee[j] = El[j] ，则活动j为关键活动，由关键活动组成的路径为关键路径。求解方法：a. 从源点起topsort,判断是否有回路并计算Ve;
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25． —I'm afraid the meeting has begun．—Don't worry． It _________ ． until the bell _________．A． doesn't begin; ringsB． won't begin; will ringC． won't begin; ringsD． doesn't begin; will ring
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The earthquake broke out on a day _______ my father left for America, a day _______I’ll never forget.A.that; when
B.when; when
C.that; which
D.when; that
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The earthquake broke out on a day______ my father left for America, a day _______ I’ll never forget.A.that; when
B.when; when
C.that: which
D.when; that
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2、在顺序结构表示的线性表中，删除第i个元素（数组下标为i-1)，需要把后面的所有元素都往前挪一位，相应的语句是： for （___________ ) PtrL-＞Data[j-1]=PtrL-＞Data[j]; 其中空缺部分的内容应该是A．j = i; j＜ = PtrL-＞Last; j++B．j =PtrL-＞Last; j＞= i; j--C．j = i-1; j＜ = PtrL-＞Last; j++D．j =PtrL-＞Last; j＞= i-1; j--
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在顺序结构表示的线性表中，删除第i个元素（数组下标为i-1)，需要把后面的所有元素都往前挪一位，相应的语句是： for （___________ ) PtrL-＞Data[j-1]=PtrL-＞Data[j]; 其中空缺部分的内容应该是A．j = i; j＜ = PtrL-＞Last; j++B．j =PtrL-＞Last; j＞= i; j--C．j = i-1; j＜ = PtrL-＞Last; j++D．j =PtrL-＞Last; j＞= i-1; j--
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