hamburger（）

A.饥饿

B.汉堡包

C.火腿

A.可乐

B.黄金

C.薯条

D.汉堡包

A.I'd like a hamburger and some tea

B.I like hamburgers and juice

C.I'd like a hamburger and some juice

A.I like hamburgers and juice

B.I'd like a hamburger and some tea

C.I'd like a hamburger and some juice

A.我有很多课和作业

B.明天我和朋友要去购物中心玩儿

C.我每天都很累（lèi，tired）

D.我们打算吃汉堡包（hànbǎobāo，hamburger）

The favorite food in the United States is the hamburger (汉堡包). The favorite place to buy a hamburger is a fast food restaurant. At fast food restaurants, people order their food, wait a few minutes, and carry it to their tables themselves. People also take their food out of the restaurant and eat it in their cars or in their homes. At some fast food restaurants. people can order their food, pay for it and pick it up without leaving their cars.

There are many kinds of fast food restaurants in the United States. The greatest in number sell hamburgers, French fries (油炸马铃薯片) and so on. They are popular food among Americans. Besides, fast food restaurants that serve Chinese food, Mexican food, Italian food, chicken, seafood and ice-cream are very many. The idea of a fast food restaurant is so popular that nearly every kind of food can be found in one.

Fast food restaurants are popular because they reflect (反映) American life style. Customers can wear any type of dress when they go to a fast food place. Second, they are fast. People who are busy do not want to spend time preparing their own food or waiting while someone prepares it. In fast food restaurants the food is usually ready before the customer even orders it. Finally most food in a fast food restaurant is not expensive. Therefore, people are able to buy and eat at a fast food restaurant often, while they may not be able to go to a more expensive restaurant very often.

Hamburgers and French fries can be got at the fast food restaurants.

A.some of

B.most of

C.a part of

D.all of

画出下述两种商品个人偏好的无差异曲线:汉堡包和软饮料。指出个人满足[或效用)增加的方向:

(1)乔的无差异曲线为凸的，不喜欢汉堡包和软饮料。

(2)简喜欢汉堡包，但不喜欢软饮料。如果服务员给她一杯软饮料，她会不喝倒掉。

(3)鲍勃喜欢汉堡包,但不喜欢软饮料。但是如果服务员给他一杯软饮料，为了礼貌他会喝掉。

(4)莫利喜欢汉堡包和软饮料,但坚持精确地按照两个汉堡包搭配一杯软饮料来吃。

(5)比尔喜欢汉堡包，但对软饮料无所谓喜欢或不喜欢。

(6)玛丽从额外一个汉堡包中获得的满足是从额外一杯软饮料中获得的满足的两倍。

Draw indifference curves that represent the following individuals ’preferences for hamburgers and soft drinks. Indicate the direction in which the individuals' satisfaction (or utility) is increasing.

a. Joe has convex indifference curves and dislikes both hamburgers and soft drinks

b. Jane loves hamburgers and dislikes soft drinks. If she is served a soft drink, she will pour it

down the drain rather than drink iT.

c. Bob loves hamburgers and dislikes soft drinks. If he is served a soft drink, he will drink it to be polite.

d. Molly loves hamburgers and soft drinks, but insists on consuming exactly one soft drink for every two hamburgers that she eats.

e. Bill likes hamburgers, but neither likes nor dislikes soft drinks.

f. Mary always gets twice as much satisfaction from an extra hamburger as she does from an extra soft drink.

A.hamburges

B.hamburgers

C.hamburgeres

A.You can buy hamburger in the frozen food section

B.You can buy hamburger in the deli section

C.You can buy hamburger in the meat section

A.How much are one hamburger

B.How much are two hamburger

C.How much are two hamburgers

A.hamburger

B.water

C.juice