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【单选题】
我国的境外客源市场是由( )部分组成的
A.
B.
C.
D.
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举一反三
【单选题】第17题 My brother brought me a few reference books, but ________ of them was of any use for my report.
A.
neither
B.
none
C.
either
D.
all
【单选题】Man: How are things going with your grandmother?Woman: Some days at my brother's have brought the roses to her cheeks.Question: What does the woman mean?
A.
Her brother didn't take good care of her grandmother.
B.
Her grandmother looks very healthy after some days at her brother's.
C.
Her grandmother looks very tired after some days at her brother's.
D.
Her brother has made her grandmother very happy by often buying her roses.
【单选题】磁电系 测量 机构的铝框断裂时,不存在( ).
A.
转动力矩
B.
反作用力矩
C.
阻尼力矩
【简答题】按颗粒尺寸进行物质分类,可将水体中污染物分为____、____和____。
【单选题】演示冲泡绿茶时,赏茶用()将茶叶从茶罐中拨入茶荷。
A.
茶匙
B.
茶箸
C.
茶针
D.
茶叉
【单选题】Brunnstrom量表评定运动功能是通过以下选项中
A.
肌张力
B.
肌力
C.
肌肉耐力
D.
肢体活动速度
E.
肢体活动范围
【单选题】磁电系测量机构的铝框断裂时,不存在__________________。
A.
转动力矩
B.
反作用力矩
C.
阻尼力矩
【单选题】Brunnstrom量表评定运动功能是通过下列选项中的
A.
肌张力
B.
肌力
C.
肌肉耐力
D.
肢体活动速度
E.
肢体活动范围
【简答题】要造一圆柱形油罐,体积为V,问底半径r和高h各等于多少时才能使表面积最小?这时底直径与高的比是多少?
【简答题】某中间商一年需要A公司的电视机5000台,每台2000元,每次订购处理成本400 元,每年的占用成本占单位成本0.2%,试求该产品的最佳订购量。
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