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【简答题】
已知函数f（x）是 y= 2 10 x +1 -1 （x∈R）的反函数，函数g（x）的图象与函数 y=- 1 x+2 的图象关于直线x=-2成轴对称图形，设F（x）=f（x）+g（x）． （1）求函数F（x）的解析式及定义域； （2）试问在函数F（x）的图象上是否存在两个不同的点A，B，使直线AB恰好与y轴垂直？若存在，求出A，B坐标；若不存在，说明理由．
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【单选题】I can help you with your English. --_____________.
A.
You are a good man
B.
You are so kind
C.
That' s very kind of you
D.
That' s right
【单选题】听力原文：M I was looking at the monthly invoices, and I noticed that whenever you bill Veritas, the company pays you a lower hourly rate than you bill them for. Why is this? W Yes, when I submit my invoic...
A.
Trying to contact the woman
B.
Organizing the woman's papers
C.
Examining the woman's invoices
D.
Speaking with one of the woman's clients
【简答题】Imagine you are buying a cassette recorder. Complete the following conversation with the shop assistant by filling in the blanks. Shop assistant: May I help you, sir? You: Yes. Could you 1 _______ me ...
【单选题】常见的建筑装饰装修材料，按其化学成化组成可分为( )三大类。
A.
沥青材料、有色金属材料、塑料制品材料;
B.
金属材料、非金属材料、复合材料
C.
高分子材料、钢材、植物质材料
D.
无机材料、有机材料、复合材料
【简答题】A woman saw three old men sitting outside .She said, 'I don’t’ think I know you ,but you must be very hungry .Please come in and have something to (1) ______.' 'We don’t go into a house (2) ______. ' ...
【简答题】A woman saw three old men sitting outside. She said,' I don’ t think I know you, but you must be very hungry. Please come in and have something to__ _1__ __ . ''We don’t go into a house __ _2 ___,' th...
【单选题】— If you have any trouble , be sure to call me . — .
A.
I’m sorry to hear that
B.
I will . Thank you very much .
C.
I have no trouble .
D.
I will think it over .
【单选题】听力原文：How did you enjoy your trip? (12)
A.
Yes, I think so.
B.
How about you?
C.
I like it very much.
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