【題目】某企業準備投入適當的廣告費對產品進行促銷，在一年內預計銷售
（萬件）與廣告費
（萬元）之間的函數關系為
.已知生產此產品的年固定投入為3萬元，每生產1萬元此產品仍需再投入32萬元，若每件銷售價為“平均每件生產成本的150%”與“年平均每件所占廣告費的50%”之和.
（1）試將年利潤
（萬元）表示為年廣告費（萬元）的函數；
（2）當年廣告費投入多少萬元時，企業年利潤最大？最大利潤為多少？
科目：高中地理 來源： 題型：
【題目】 約一萬年前，北冰洋被完整的冰原覆蓋，形成“氣候性陸地”，有的學者稱之為北極洲。北極洲的冰層上面覆蓋著黃土層，進而演化成為一片遼闊的草原，生活著身披厚密長毛的猛犸象等大型食草動物。隨著環境巨變，這些史前動物逐漸滅絕。
據此完成下面小題。
【1】北極洲的黃土層形成于
A.洋底泥沙上涌固結B.當地巖石的風化物
C.草原腐殖質的堆積D.風力的搬運和沉積
【2】北極洲草原所需的水分主要來自
A.暖季雨水B.積雪融水
C.冰層融水D.上涌的海水
【3】猛犸象滅絕的原因最可能是
A.氣候變冷B.冰原消融
C.降水銳減D.古人類捕殺
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【題目】（旅游地理）閱讀材料，回答問題。
鄠邑區位于陜西省西安市，距西安主城區18千米，處于西安“半小時經濟圈”。鄠邑區有2000多名農民畫家，主要創作農村特色鮮明的民俗繪畫，每年舉辦的農民畫藝術節吸引大量的游客，游客主要來自西安市區。
分析參觀鄠邑區農民畫的游客多來自西安市區的原因。
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【題目】下列圖表是對漢字“書寫”現狀的調查。請仔細閱讀，完成后面的題目。
(1)從圖中漢字“書寫”的現狀可以得出怎樣的結論？(要求：不出現數字，字數10～20字)
答：
(2)針對這一現狀，請從社會和學校角度指出其產生的原因。(要求：字數分別在10～20字)
①社會： 。
②學校： 。
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科目：高中地理 來源： 題型：
【題目】閱讀下面兩首詩，回答后面問題。
【注】①催軸：即催車上路。②原陸：高原和平陸。③建安二十四年，曹操借故殺了曹植親信楊修，次年曹丕繼位．又殺了曹植知友丁氏兄弟。曹植身處動輒得咎的逆境，無力救助友人，深感憤忿，內心十分痛苦，只能寫詩寄意。
【1】曹詩用“高樹”，吳詩卻用“高木”，“高木”一詞使用的是否恰當？請結合所學具體分析 。
答：
【2】兩首詩中都寫到了“悲”字，請結合詩歌說說兩位詩人為何而悲。
答：
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【題目】
Is this a car? Is it a smart phone? Is it a gaming machine?
Yes to all three. The Toyota Fun-Vii is a pleasure palace on wheels.
If Toyota has its way, paint jobs could become a thing of the past, because it has introduced an amazing car that can change its whole look in an instant.
The Vii in Fun-Vii, which stands for “Vehicle,Interactive, Internet” It is a small three-seater car that looks like a smart phone, so it is called a smart phone on wheels．Inside and out, most aspects of the car can interact（互相作用） with the internet and be controlled by a smart phone．The magical car allows the owners to download pictures from their phones onto the outside, so that the look of the car could be changed instantly．The color inside could also be changed to reflect the owner’s mood．Just as the company president Akio Toyoda said, "A car must appeal to our emotions．If it’s not fun, it’s not a car．"
Its outside and inside are not made of solid paint but touch screens that can display pictures and videos．A network update function downloads all the latest software to make sure the car is always up-to-date, and it can provide the latest entertainment as well as information about its surroundings to the driver．As you drive around, the thoughtful car allows you to communicate with your friends in the nearby cars．It also helps you find your way from one place to another． It’s all because the car is networked with all the other cars on the road and drives itself． The smart car is a practical, family sized vehicle fuelled by hydrogen, and it is one of the futuristic concept cars under the theme of "fun to drive, again"．It heralds （預示） a not-too-distant future where people, cars and society are linked．
【1】Which of the following may not be a key word for the concept car?
A．Fun．
B．Interactive．
C．High-speed．
D．Smart．
【2】According to the text, Toyota Fun-Vii is _____．
A．a new concept car not powered by gas
B．an amazing car without any pollution
C．the latest software from network
D．a gaming machine with high speed
【3】The owners of the Fun-Vii can reflect their mood by _____．
A．downloading images to change the outside
B．interacting with computers while driving
C．changing the color inside the car
D．changing the speed of the car
【4】What does Paragraph 4 mainly tell us?
A．The ways of driving the Fun-vii．
B．How can you find your way in the Fun-Vii．
C．The unusual look of the Fun-Vii．
D．The new functions of the Fun-Vii．
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【題目】閱讀下面短文， 按要求補全表格。
Do you need useful and interesting books? Here we have got some for you.
Best learners
This book can give you the answers to the questions most often asked by parents, teachers and students themselves. Read this book and learn:
What the three difficulties in study are and what to do with them.
What to do if you don’t take an interest in a subject you are studying.
Twenty-six simple exercises to help you study easily and fast.
You will get more from this book. For younger students, you can buy Learn to Study for Beginners. It is easier to understand.
How to keep pets
A pet can be our best friend. Do you have pets in your house? Are they in good shape? This book not only offers you many colorful pictures of lovely pets, but also provides you with the knowledge about:
How to choose right pets for yourself.
How to build houses or nests for your pets.
How to feed the pets and how to keep them clean.
Buy this book and you will learn more.
We have many other books on sale. For more information enter www. knowbetter. com. If you buy two or more books at a time, you will get 10% off.
Best learners | What’re the three difficulties in study and how to 【1】 ________ with them. |
What if you aren’t 【2】 ________in a subject you are studying. | |
If you finish the 26 simple exercises , you can study easily and fast. | |
How to keep pets | You should choose the pets you like. |
You’d better build houses or nests for them. | |
In order to make your pets 【3】 ________, you should feed them and keep them clean. | |
The book , 【4】 ________, is better for younger students to read. | |
If you (60) ________ more information, you can go to our website. | |
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【題目】下面是京津冀“污染防治”構思框架圖，請把這個框架寫成一段話，要求內容完整，表述準確，語言連貫，不超過120個字。
答：________________________________________________________________________
________________________________________________________________________
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科目：高中地理 來源： 題型：
【題目】（十八）
根據圖畫，寫一篇英語短文，描述今昔通訊方式的變化，以及這些變化給人們生活帶來的影響。
注意：
1．詞數：不少于120字
2．生詞：通訊：communicate(with sb．)vi. communication （n．） 互聯網：the Internet
Great changes have taken place in the way of communication in people’s life in recent years.
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________
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