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问题 填空题
函数f(x)=(
1
2
)x+b的反函数的图象过点（3，-1），则b=______．
答案

∵函数f(x)=(

1
2
)x+b的反函数的图象过点（3，-1），

∴函数f(x)=(

1
2
)x+b的图象过点（-1，3），∴2+b=3，∴b=1，

故答案为 1．

选择题

Yesterday my parents and I went to the supermarket and made some________.[      ]

A. goods    

B. products

C. shopping  

D. purchases
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填空题
用方框中所给单词的适当形式填空
both, hospital, live, from, last, child, meet, parent, two, history
A: I'm Mike. Could I have your name,please?
B: Peter.Nice to  1    you.
A: Nice to meet you,too. Where are you   2  ,Peter?
B: I'm from New York.
A: Oh.I went there  3    year.It's a modern city. What do your   4  do?
B: My father is a doctor. He works in a  5   . My mother teaches   6  in a junior high.
A: Do you have any sisters?
B: Yes. I have  7    lovely sisters. They are  8   students in a primary school. How about your family?
A: I   9  in Chicago.I'm the only  10   in my family. My parents work for the same company. Welcome to Chicago ,Peter.
B: Thank you.
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