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【简答题】
已知矩阵 的行列式值为0,求 ____.
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举一反三
【单选题】It was Michael's first day at school. He was sitting at his desk waiting for the rest of his classmates to arrive. He was looking forward to new friends. He liked art, math and going to recess....
A.
Michael will begin to cry, because he misses his mother.
B.
Michael's new classmates will make him feel very welcome.
C.
Michael will want to play football.
D.
Michael will draw a picture for his new teacher.
【单选题】It was Michael's first day at school. He was sitting at his desk waiting for the rest of his classmates to arrive. He was looking forward to new friends. He liked art, math and playing basketba...
A.
Michael will begin to cry, because he misses his mother.
B.
Michael's new classmates will make him feel very welcome.
C.
Michael will want to play football.
D.
Michael will draw a picture for his new teacher.
【判断题】壁画《白蛇传》应用了敦煌壁画的装饰形式,以优美连贯的画面再现了中华民间传说《白蛇传》的下凡、借伞、姻缘、惊变、盗草、水斗、断桥、合钵、毁塔九个情节。
A.
正确
B.
错误
【简答题】完形填空。 Like any good mother, when Karen found out that another baby was on the way, she did what she could to help her three-year-old son, Michael, prepare for a new baby. They found out that it was go...
【单选题】关于提取并整理论证,以下说法错误的是( )。
A.
提取并整理论证有助于提取论证的中心思想
B.
提取并整理论证有助于评价论证
C.
提取并整理论证需要省去多余的材料，关注主要思想
D.
提取并整理论证中，识别出论证的逻辑结构不重要
【单选题】下列关于零基预算的说法错误的是（ ）。
A.
零基预算不受已有费用开支水平的限制
B.
零基预算的编制时间往往会比较长
C.
零基预算有可能使不必要开支合理化
D.
采用零基预算，要逐项审议各种费用项目或数额是否必要合理
【单选题】下列有关车钟记录簿的记载与管理，哪项不正确？
A.
备车前，驾驶台和机舱必须校对车钟并记录
B.
每页下面由记录者签字
C.
记录应使用规定的符号
D.
记录用车的时间精确到0.5分钟
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