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【判断题】
变压器二次侧电压有效值为 U 2 ,在半波整流滤波电路中输出直流电压为 Uo=U 2 。A.
正确
B.
错误
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【简答题】新闻评论二: 写作要求:同学们可以根据最近两个月以来国内外发生的热点新闻尝试谈一点自己的看法,字数在300-500字即可,切记,一定要自己写哈,不要网上抄袭,一旦被我发现有2个人有一样的作业,我都会给0分。大家一定注意一下作业提交的实效性,本次作业在11月20日前完成。
【简答题】Nobody but he could work out the problem in our class.______ ______ could work out the problem in our class.
【简答题】DOS 平台下使用实地址存储模型,只能访问 _____ 存储空间,仍进行分段管理,但每段不大于 ______ 容量,且起始物理地址的低 4 位必须是 ______ 。 (最后一空注意是低四位!用二进制数字作答)
【单选题】Nobody could have ever imagined that the poor man ______ _______ be a millionaire. [ ]
A.
in rag; could
B.
in rags; should
C.
wearing poorly ; should
D.
dressed poorly; might
【单选题】Dressed in a newly-bought skirt , _________.
A.
I could hardly recognize her
B.
nobody could recognize her
C.
she could hardly be recognized by me
D.
there was nobody who could recognize her
【单选题】He waited until it was dark ____ nobody could see him clearly.
A.
so that
B.
in order to
C.
although
D.
however
【简答题】新闻评论二 写作要求:同学们可以根据最近两个月以来国内外发生的热点新闻尝试谈一点自己的看法,字数在 300-500 字即可,切记,一定要自己写哈,不要网上抄袭,一旦被我发现有 2 个人有一样的作业,我都会给 0 分。大家一定注意一下作业提交的实效性,本次作业在 12 月 10 日前完成。
【单选题】Nobody could have ever imagined that the poor man ______ _______ be a millionaire. [ ]
A.
in rag; could
B.
in rags; should be
C.
wearing poorly ; should
D.
dressed poorly; might
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