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  • 2021-04-14 问题

    t.i.d 表达是

    t.i.d 表达是

  • 2021-04-14 问题

    t.i.d表达是

    t.i.d表达是

  • 2021-04-14 问题

    t.i.d代表一日三次

    t.i.d代表一日三次

  • 2022-10-25 问题

    下列的关系式错误是（） A: T（i，j）=T（j）-t B: T（i，j）=T（i） C: T（i，j）=T（i） D: R（i，j）=T（i，j）-T（i，j）

    下列的关系式错误是（） A: T（i，j）=T（j）-t B: T（i，j）=T（i） C: T（i，j）=T（i） D: R（i，j）=T（i，j）-T（i，j）

  • 2022-05-30 问题

    工序（i，j）的最早开工时间R（i，j）等于（） A: T（j）-T（i）+t B: T（i，j）-T（i，j） C: T（i，j）-T（i，j） D: T（j）-T（i）-t

    工序（i，j）的最早开工时间R（i，j）等于（） A: T（j）-T（i）+t B: T（i，j）-T（i，j） C: T（i，j）-T（i，j） D: T（j）-T（i）-t

  • 2022-06-06 问题

    I must answer the letter,_____? A: shouldn’t I B: wouldn’t I C: mustn’t I D: didn’t I

    I must answer the letter,_____? A: shouldn’t I B: wouldn’t I C: mustn’t I D: didn’t I

  • 2022-06-06 问题

    I had to tell the truth, ______ A: didn't I B: wouldn't I C: hadn't I D: shouldn't I

    I had to tell the truth, ______ A: didn't I B: wouldn't I C: hadn't I D: shouldn't I

  • 2022-06-06 问题

    I had to tell the truth, ______ A: didn't I B: wouldn't I C: C．hadn't I D: shouldn't I

    I had to tell the truth, ______ A: didn't I B: wouldn't I C: C．hadn't I D: shouldn't I

  • 2022-06-06 问题

    I had to tell the truth, ________? A: hadn’t I B: wouldn’t I C: didn’t I D: shouldn’t I

    I had to tell the truth, ________? A: hadn’t I B: wouldn’t I C: didn’t I D: shouldn’t I

  • 2022-06-18 问题

    I had to tell the truth, ________? A: hadn’t I B: wouldn’t I C: didn’t I D: shouldn’t I

    I had to tell the truth, ________? A: hadn’t I B: wouldn’t I C: didn’t I D: shouldn’t I

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