题目内容

Fill in the gaps with words or phrases given in the box. Change the form where necessary.purchaseblessinghumbleawkwardscurrygiantoverwhelmprescribewearybreak downrun out ofdrop bycheck outmake ends meet--He was suddenly 1_____ by a strong feeling of loneliness.--After the shameful loss, Cleveland Cavaliers are said to have already 2_____ fuel and are almost unlikely to win the title.--In China, a “Phoenix man” refers to someone of 3_____birth in the countryside who is able to move to a big city and become successful thanks to his own effort and the support of others.--It appeared to me as though my daughter, the most hopeful person I knew, was not just tired but 4____of life.--There was a(n) 5_____long silence in the room. Neither of them had the nerve to say something to break the ice.--Later, she may 6____ the wet market to say hello to a regular.--Even those with undergraduate and graduate degrees may end up without jobs or with low paying ones that have nothing to do with their studies just to 7_____.--On my way back home, the train I took 8____ after being struck by lightning.--To be a football fan is a(n) 9____, for it connects you to your childhood, and to everything and everyone that marked your life between your time as a child and the present.--They packed and 10____of the hotel in a hurry.--It’s a little 11_____, because he’s my friend but I’m still his boss.--The 12_____ majority of male students in the class maintain that man should not be 13______ by a woman’s appearance.--What if you were to 14_____money? What would you do?--Being out of work and having two young children, they found it impossible to 15______.--What medicine did the doctor 16_____ for your arthritis?--The house is the most expensive 17______ I have ever made.

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商品价格变化引起的替代效应,表现为相应的消费者的均衡点:

A. 沿着原有的无差异线运动
B. 运动到另一条无差异线
C. 沿着原有无差异曲线从上往下移动
D. 沿着另一条无差异曲线从左往右移动

商品价格变化引起的收入效应,表现为相应的消费者的均衡点( B )。

A. 沿着原有的无差异线运动
B. 运动到另一条无差异线
C. 沿着无差异曲线从上往下移动
D. 沿着无差异曲线从左往右移动

当吉芬物品的价格上升时,应该有:

A. 替代效应为正值,收入效应为负值,且前者的作用小于后者
B. 替代效应为负值,收入效应为正值,且前者的作用小于后者
C. 替代效应为负值,收入效应为正值,且前者的作用大于后者
D. 替代效应和收入效应无变化

若无差曲线上任何一点的斜率 dY/dX = - 1/ 2 ,这意味着消费者有更多的X时,他愿意放弃( )单位X而获得一单位Y。

A. 1/2
B. 2
C. 1
D. 1.5

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