---Good morning. I've got an appointment with Miss Smith in the Personnel
Department.
--Ah, good morning. You ____be Mrs. Peters.
A. might
B. must
C. would
D. can
–()? – I don’t know, Miss. I’m a new student here myself.(A)Excuse me. Could you show me the way to the Holliday Inn?(B) Are you a stranger here too?(C) Who knows?(D) Pardon? I have no idea.
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Salesgirl: Good morning, miss. Can I help you?Mary: Yes, I’d like half a kilo of oranges, please.Salesgirl:________. Anything else?Mary: No, thank you.A: These oranges are for youB: Give you the orangesC: There you areD: Here are you
能正确进行字符串赋值、赋初值的语句组是()。A、chars[5]={a,e,i,o,u};B、char*s;s=“good!“;C、chars[5]=“good!“;D、chars[5]=“good!“;
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由表示,则Ee[I] = Ve[j];d. 边活动最晚开始时间 El[I], 若边I由表示,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;
A:Good morning!_____56_____? B:Yes,may I see your production manager,Mr.Smith,please? A:I am sorry.Mr.Smith is_____57_____. B:Well,I′d like to_____58_____. A:Let me check Mr.Smith′s diary.Just a moment.Yes,Mr.Smith doesn′t seem to be busy on?Tuesday morning and Friday afternoon. B:Could I make an appointment for Tuesday morning? A:_____59_____? B:Yes,that′11 be fine. A:I′ll make note of that.May I have your name,please? B:Yes,____60______.You can contact me any day. A:OK. B:Thank you very much!Good-bye!第(58)题选A:Good-bye! A.Yes,he does B.Would 9:30 be convenient C.Can I help you D.this is my name card E.out on business today F.It won′t be long G.make an appointment to see him sometime next week H.How long will it be
A:Good morning!_____56_____? B:Yes,may I see your production manager,Mr.Smith,please? A:I am sorry.Mr.Smith is_____57_____. B:Well,I′d like to_____58_____. A:Let me check Mr.Smith′s diary.Just a moment.Yes,Mr.Smith doesn′t seem to be busy on?Tuesday morning and Friday afternoon. B:Could I make an appointment for Tuesday morning? A:_____59_____? B:Yes,that′11 be fine. A:I′ll make note of that.May I have your name,please? B:Yes,____60______.You can contact me any day. A:OK. B:Thank you very much!Good-bye!第(57)题选A:Good-bye! A.Yes,he does B.Would 9:30 be convenient C.Can I help you D.this is my name card E.out on business today F.It won′t be long G.make an appointment to see him sometime next week H.How long will it be
A:Good morning!_____56_____? B:Yes,may I see your production manager,Mr.Smith,please? A:I am sorry.Mr.Smith is_____57_____. B:Well,I′d like to_____58_____. A:Let me check Mr.Smith′s diary.Just a moment.Yes,Mr.Smith doesn′t seem to be busy on?Tuesday morning and Friday afternoon. B:Could I make an appointment for Tuesday morning? A:_____59_____? B:Yes,that′11 be fine. A:I′ll make note of that.May I have your name,please? B:Yes,____60______.You can contact me any day. A:OK. B:Thank you very much!Good-bye!第(60)题选A:Good-bye! A.Yes,he does B.Would 9:30 be convenient C.Can I help you D.this is my name card E.out on business today F.It won′t be long G.make an appointment to see him sometime next week H.How long will it be