• 2022-06-12 问题

    Traditionally, people send ______ to their mother on Mother's Day. A: ed roses B: ed lilies C: ed forget-me-nots D: ed carnations

    Traditionally, people send ______ to their mother on Mother's Day. A: ed roses B: ed lilies C: ed forget-me-nots D: ed carnations

  • 2022-06-06 问题

    How did Ed's father help Ed play soccer? A: buy a soccer for Ed B: send Ed to a soccer team C: make a soft ball for him to kick D: make a soccer for Ed

    How did Ed's father help Ed play soccer? A: buy a soccer for Ed B: send Ed to a soccer team C: make a soft ball for him to kick D: make a soccer for Ed

  • 2022-06-06 问题

    Who is Ed A: The man’s brother. B: The man’s roommate. C: A neighbor. D: A photographer.

    Who is Ed A: The man’s brother. B: The man’s roommate. C: A neighbor. D: A photographer.

  • 2022-05-28 问题

    三个平行的“无限大”均匀带电平面,其电荷面密度都是+s,,如图所示,则A、B、C、D三个区域的电场强 度分别为:EA=(),EB=(),EC=(),ED=()(设方向向右为正)。 A: EA=-3s/(2e0),EB=-s/(2e0),EC=s/(2e0),ED=3s/(2e0) B: EA=-3s/(4e0),EB=-s/(4e0),EC=s/(4e0),ED=3s/(4e0) C: EA=-9s/(4e0),EB=-3s/(4e0),EC=5s/(4e0),ED=3s/(4e0) D: EA=-9s/(5e0),EB=-3s/(5e0),EC=5s/(4e0),ED=3s/(5e0)

    三个平行的“无限大”均匀带电平面,其电荷面密度都是+s,,如图所示,则A、B、C、D三个区域的电场强 度分别为:EA=(),EB=(),EC=(),ED=()(设方向向右为正)。 A: EA=-3s/(2e0),EB=-s/(2e0),EC=s/(2e0),ED=3s/(2e0) B: EA=-3s/(4e0),EB=-s/(4e0),EC=s/(4e0),ED=3s/(4e0) C: EA=-9s/(4e0),EB=-3s/(4e0),EC=5s/(4e0),ED=3s/(4e0) D: EA=-9s/(5e0),EB=-3s/(5e0),EC=5s/(4e0),ED=3s/(5e0)

  • 2022-06-12 问题

    Which of the following is NOT a grammatical morpheme() A: -s B: -ly C: -est D: -ed

    Which of the following is NOT a grammatical morpheme() A: -s B: -ly C: -est D: -ed

  • 2022-06-06 问题

    ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)

    ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)

  • 2022-05-27 问题

    可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD

    可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD

  • 2022-07-26 问题

    下面()指令是下降沿检测指令 A: S B: R C: EU D: ED

    下面()指令是下降沿检测指令 A: S B: R C: EU D: ED

  • 2022-05-30 问题

    安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

    安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

  • 2021-04-14 问题

    中国大学MOOC: 下面四组词尾(-s/-es/-’s或-d/-ed)发音中,发音不同的(different)是哪一组?

    中国大学MOOC: 下面四组词尾(-s/-es/-’s或-d/-ed)发音中,发音不同的(different)是哪一组?

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