成考(高升专/本) (8,442)

  • 用伏安法测量电源的电动势和内阻,测得U1=1.10V,I1=0.10A,U2=0.30V,I2=0.60A,则电源电动势E=V,内阻r=__________Ω。

    请帮忙给出正确答案和分析,谢谢!

  • 第一次鸦片战争中在虎门抗击英军而牺牲的清军将领是

    A.邓廷桢

    B.关天培

    C.陈化成

    D.葛云飞

    请帮忙给出正确答案和分析,谢谢!

  • 西藏和平解放是在

    A.1949 年

    B.1952 年

    C.1951 年

    D.1953 年

    请帮忙给出正确答案和分析,谢谢!

  • 1939年德国占领波兰后,接着把侵略矛头指向

    A.北欧地区

    B.苏联

    C.巴尔干地区

    D.法国

    请帮忙给出正确答案和分析,谢谢!

  • 简述我国经济型垄断的种类。

  • None of you _______ to stay until the game is over, if you do not want to.

    A. must

    B. needn’t

    C. has

    D. haven’t

  • Everyone was home for the holiday. What could make for ______Christmas than that?

    A. the merriest

    B. a merrier

    C. merry

    D. the merry

  • It’s high time we ______ him a regestered letter.

    A. send

    B. sent

    C. has sent

    D. had sent

  • To learn French well,____.

    A.one needs much practice

    B.much practice needed by one

    C.much practice is needed

    D.one need much praciice

    请帮忙给出正确答案和分析,谢谢!

  • 富春江使人“陶然如醉”的原因有哪些?

    请帮忙给出正确答案和分析,谢谢!