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【单选题】
用相等质量的100℃的水蒸气和100℃的水分别对两个同样的物体加热，结果发现用水蒸气加热的效果好，这是因为（ ）A.
水蒸气在液化时要放出热量
B.
水蒸气要放出汽化热
C.
水蒸气要吸收汽化热
D.
同温度的水蒸气比热
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举一反三
【多选题】在计算加权平均资本成本时,需要解决的两个主要问题包括( )。
A.
确定某一种资本要素的成本
B.
确定公司总资本结构中各要素的权重
C.
各种筹资来源的手续费
D.
各种外部环境的影响
E.
考虑财务风险
【单选题】It was for his excellent work _____he had done lately ____ he was awarded the Nobel Prize for Physics.
A.
that… which
B.
which … which
C.
that… /
D.
that … that
【简答题】“毋”最后一画是( )请直接写出笔画名称
【单选题】He was awarded ＄1, 000 damages for the injury he suffered in the accident.
A.
compensation
B.
insurance
C.
commission
D.
substitution
【简答题】He was awarded a certificate of _____ for his pianoplaying. A) glory B) distinct C) praise D) merit
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