• 2022-06-07 问题

    A.whenB.first metC.struggleD.full of We were young men (when) we (first met) in London, poor, (struggle), (full of) hope and ideas.

    A.whenB.first metC.struggleD.full of We were young men (when) we (first met) in London, poor, (struggle), (full of) hope and ideas.

  • 2022-06-06 问题

    Mary was ______ in the exam. A: a first B: first C: the first D: one

    Mary was ______ in the exam. A: a first B: first C: the first D: one

  • 2022-06-16 问题

    Stephanie fell in love with Alex ______. A: at first sight B: at a first sight C: at the first sight D: at first sights

    Stephanie fell in love with Alex ______. A: at first sight B: at a first sight C: at the first sight D: at first sights

  • 2022-06-05 问题

    What is the mindset for China’s energy development? A: quantity first B: quality first C: efficiency first D: price first

    What is the mindset for China’s energy development? A: quantity first B: quality first C: efficiency first D: price first

  • 2021-04-14 问题

    查找算法find( first, last, val)的参数中,first和last表示的范围用下列哪个区间表示比较合适?? [first,; last)|;(first,; last];|( first, last);|[first,; last]

    查找算法find( first, last, val)的参数中,first和last表示的范围用下列哪个区间表示比较合适?? [first,; last)|;(first,; last];|( first, last);|[first,; last]

  • 2022-06-06 问题

    He is ____ one to come to school every day. A: first B: the first C: the D: a first

    He is ____ one to come to school every day. A: first B: the first C: the D: a first

  • 2022-05-30 问题

    The Spring Festival is on ________day of the Chinese lunar year. A: the first B: a first C: first D: one

    The Spring Festival is on ________day of the Chinese lunar year. A: the first B: a first C: first D: one

  • 2022-06-08 问题

    若A→α B β是一个产生式,则把_______加至FOLLOW(B)中。(A) A: FIRST(β)\{ε} B: FIRST(α)\{ε} C: FIRST(β)\{#} D: FIRST(α)\{#}

    若A→α B β是一个产生式,则把_______加至FOLLOW(B)中。(A) A: FIRST(β)\{ε} B: FIRST(α)\{ε} C: FIRST(β)\{#} D: FIRST(α)\{#}

  • 2022-06-30 问题

    ”安全第一” 的正确英语表达 A: safe is first B: safe comes first C: safety comes first D: safety come first

    ”安全第一” 的正确英语表达 A: safe is first B: safe comes first C: safety comes first D: safety come first

  • 2022-06-29 问题

    对下面文法中非终结符First集合描述正确的是()。E->(L)|a|εL->EL+|E A: First(L)={ ( a + } B: First(L)={ ( a + ε} C: First(E)={ ( a + } D: First(E)={ ( a + ε}

    对下面文法中非终结符First集合描述正确的是()。E->(L)|a|εL->EL+|E A: First(L)={ ( a + } B: First(L)={ ( a + ε} C: First(E)={ ( a + } D: First(E)={ ( a + ε}

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