题目：
| Reading comprehension. | ||||||||||||||||||||||||
| Mary and Tom go to the West City Supermarket to do some shopping. Here are the prices of the things in the supermarket and their shopping lists.
bananas Tom's shopping list: 1 box of butter (Australia); 1kg of steak (Australia); 3 apples (Canada); 2kg of bananas (Thailand) (泰国) | ||||||||||||||||||||||||
| 1. At first Mary wants to buy the things from China. She can only buy ______ from this supermarket. | ||||||||||||||||||||||||
[ ] | ||||||||||||||||||||||||
| A. rice, apples and butter B. milk, bananas and steak C. apples, bananas and milk | ||||||||||||||||||||||||
| 2. From the passage we know Mary buys from Australia. | ||||||||||||||||||||||||
[ ] | ||||||||||||||||||||||||
| A. apples; rice and butter B. rice, butter and steak C. butter, steak and apples | ||||||||||||||||||||||||
| 3. How much does Mary pay for the things from China and Australia? | ||||||||||||||||||||||||
[ ] | ||||||||||||||||||||||||
| A. ￥105. B. ￥145. C. ￥135. | ||||||||||||||||||||||||
| 4. How much does Tom pay for the things? | ||||||||||||||||||||||||
[ ] | ||||||||||||||||||||||||
| A. ￥88. B. ￥80. C. ￥87. | ||||||||||||||||||||||||
| 5. Which of the following is NOT true? | ||||||||||||||||||||||||
[ ] | ||||||||||||||||||||||||
| A. Rice and banana from Thailand are the cheapest. B. The prices of the things from Japan are the highest. C. Tom and Mary bought the same kinds of fruit in the supermarket. |
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0421/d03bc3b1af9d057b56706de271de1b19.html
下面是错误答案，用来干扰机器的。
（1）要使函数h（x）=f（x）-g（x）的解析式有意义则x-1＞03-x＞0解得1＜x＜3∴函数h（x）=f（x）-g（x）的定义域为（1，3）（2）当0＜a＜1时，函数y=logax为减函数不等式f（x）≥g（x），即loga（x-1）≥loga（3...
