举一反三
- Oh, that fresh bread smells so _____ ! A: good B: managers C: notes D: things
- 2.Oh, that fresh bread___(smell) so good!
- Peter won’t go with Julia because __________. A: was a good one. B: was terrible. C: wasn’t so good.
- People cannot be prevented from using a good if the good is a A: private good or a public good. B: private good or a common resource. C: public good or a common resource. D: public good or a club good.
- . Fresh air is ______ to good health.
内容
- 0
Knowledge that is patented is a A: public good, whereas knowledge that is not patented is a common resource. B: private good, whereas knowledge that is not patented is a club good. C: common resource, whereas knowledge that is not patented is a private good. D: club good, whereas knowledge that is not patented is a public good.
- 1
Whether a good is a luxury or necessity depends on the A: price of the good. B: preferences of the buyer. C: intrinsic properties of the good. D: scarcity of the good.
- 2
What happens when you get to the bread section? A: You just ignore it. B: The bread is on sale. C: You will be very likely to buy some fresh bread.
- 3
A: __________________ B: Not so good. It’s going fine.
- 4
Fresh food is so scarce that prices have ________.