【简答题】单词拼写。 1. I often play with Julie. She is my ________ (亲密的) friend. 2. Jacky Chen often becomes a ________ (英雄) in his films. 3. She spends lots of time__________(练习)reading English. 4. Life is like __...
【简答题】用所给动词的适当形式填空。 1. Would you please _____ (not open) the door? It's so cold. 2. She didn't get better grades because of _____ (play) s too much. 3. Linda will be very sad if she _____ (not see) you....
【单选题】Phyllis spends her income on beer and pretzels, and a six pack of beer costs the same as a bag of pretzels. If she is in consumer equilibrium, we know:
A.
she buys the same quantities of six packs of beer and bags of pretzels.
B.
she gets the same marginal utility from the last six pack of beer as from the last bag of pretzels.
C.
she gets the same total utility from beer as she does from pretzels.
【单选题】If she spends all of her income on uglifruit and breadfruits, Maria can just afford 11 uglifruit and 4 breadfruits per day. She could also use her entire budget to buy 3 uglifruit and 8 breadfruits pe...
【单选题】If she spends all of her income on lemons and tangerines, Isabella can just afford 30 lemons and 8 tangerines per day. She could also use her entire budget to buy 6 lemons and 14 tangerines per day. T...