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【简答题】
Consider an economy that produces only chocolate bars. In year 1, the quantity produced is 3 bars and the price is $4. In year 2, the quantity produced is 4 bars and the price is $5. In year 3, the quantity produced is 5 bars and the price is $6. Year 1 is the base year. a. What is nominal GDP for each of these three years? b. What is real GDP for each of these years? c. What is the GDP deflator for each of these years? d. What is the percentage growth rate of real GDP from year 2 to year 3? e. What is the inflation rate as measured by the GDP deflator from year 2 to year 3? f. In this one-good economy, how might you have answered parts (d) and (e) without first answering parts (b) and (c)?
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【单选题】The woman ______ you met at my home was a teacher of English.  Which of the following is wrong  ? [     ]
A.
whom
B.
that
C.
which
D.
/
【单选题】人体的热能营养素是
A.
维生素、糖类、矿物质
B.
糖类、脂肪、蛋白质
C.
脂肪、糖类、维生素
D.
蛋白质、维生素、脂肪
E.
糖类、蛋白质、微量元素
【单选题】人体的热能营养素是
A.
矿物质、维生素、糖类
B.
蛋白质、脂肪、糖类
C.
蛋白质、脂肪、维生素
D.
脂肪、糖类、维生素
E.
蛋白质、糖类、微量元素
【简答题】设 在 有定义,则下列函数为奇函数的是____
【单选题】人体的热能营养素是
A.
糖类、维生素、矿物质
B.
糖类、脂肪、蛋白质
C.
脂肪、糖类、维生素
D.
蛋白质、脂肪、维生素
E.
蛋白质、糖类、微量元素
【单选题】My English teacher insisted that the exercises ____very difficult and that we ____them carefully.
A.
were; must finish
B.
be; finish
C.
were; finish
D.
be; finished
【多选题】下面哪类商品属于可贸易品?()
A.
电视
B.
衣物
C.
房产
D.
肯德基
【单选题】链传动与带传动相比( )
A.
作用在轴和轴承上的力较大
B.
平均传动比不准确
C.
传动效率高
D.
能过载安全保护
【单选题】链传动与带传动相比( )。
A.
作用在轴与轴承上的力较大
B.
平均传动比不准确
C.
传动效率高
D.
能过载安全保护
【单选题】人体的热能营养素是
A.
糖类、脂肪、蛋白质
B.
糖类、维生素、矿物质
C.
脂肪、糖类、维生素
D.
蛋白质、脂肪、维生素
E.
蛋白质、糖类、微量元素
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