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【单选题】
下列属于热辐射光源的是( )。
A.
白炽灯
B.
荧光灯
C.
汞灯
D.
霓虹灯
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参考答案:
举一反三
【简答题】阅读理解。 Four girls went to school together every day by taxi. One day one of the girls said, 'There is a test this morning, let's get to school late. Then we can miss the test.' 'What can we say to the ...
【简答题】A.Only one out of four girls cries less often than boys. B.Of four boys, only one cries very often. C.Girls cry four times as often as boys. D.Only one out of four babies doesn't cry often.
【简答题】A.Only one in four girls cries less often than boys. B.Of four boys, only one cries very often. C.Girls cry four times as often as boys. D.Only one in four babies doesn't cry often.
【简答题】“我们去看海”中的把皮球踢掉的是()。
【多选题】以成本为中心的定价法包括( )。
A.
建筑成本定价法   B.成本加成定价法   C.目标收益定价法
B.
盈亏平衡定价法   E.市场份额定价法
【单选题】标志着第三世界形成的是
A.
东亚与北非等国独立
B.
1960年非洲17国独立
C.
万隆亚非会议的召开
D.
1968年英法在非洲的殖民统治基本瓦解
【多选题】以成本为中心的定价法包括()。
A.
建筑成本定价法
B.
成本加成定价法
C.
目标收益定价法
D.
盈亏平衡定价法
E.
市场份额定价法
【判断题】【单选】四冲程筒形活塞式柴油机多用于船舶发电机的原动机。(5.0分)A. 对 B. 错
A.
正确
B.
错误
【单选题】___ of the students in our school are girls.
A.
Four-ninth
B.
Four-ninths
C.
Four-nineth
D.
Four-nineths
【单选题】The four girls can help me through this ____process.
A.
adjust
B.
adjustment
C.
adjustive
D.
advantage
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