题目内容
5．---_____color is your backpack？---It's yellow．（ ）
| A． | What | B． | What's | C． | Where's | D． | What is |
分析 --你的背包是什么颜色？--它是黄色的．
解答 答案：A．考查疑问代词．句意"--你的背包是什么颜色？--它是黄色的．"what什么，where在哪．根据回答---It's yellow．它是黄色的．可知问的是你的背包是什么颜色？what color用于提问颜色，故选A．
点评 理解选项的含义，掌握一些固定的问法，根据具体内容作答．
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15．-Are you Helen？-_________．（ ）
| A． | Yes，I am | B． | Yes，you are | C． | Yes，it is |
20．You probably don‘t think about soil often，but the following report may help you learn about science of soil．
What is soil made of？
Soil is made of sediments （沉积物） and humus（腐殖质）．Sediment is small pieces of rock broken down over time by rain，ice，and wind．Sediment is often found in water．Humus comes from decayed（腐烂的） plants and animals．It helps give plants a lot of the food they need to grow．
How does soil form？
Over centuries，rock breaks down into very small pieces．
The rock pieces mix with humus．
The humus gets thicker and thicker over time．Soil is formed（形成）l
How are soils different？
Soils can be different colors and have different textures（质感）．Texture is how the surface of an object feels．Color and texture are two features（特征） of soil．
Plants and soil
Plants do not grow well in some soils．Sandy soi1 is too dry．It does not hold water．Soil with too much clay is too thick．Most plants grow well in dark，rich garden soil that has different sediments and a lot of humus in it．
What is soil made of？
Soil is made of sediments （沉积物） and humus（腐殖质）．Sediment is small pieces of rock broken down over time by rain，ice，and wind．Sediment is often found in water．Humus comes from decayed（腐烂的） plants and animals．It helps give plants a lot of the food they need to grow．
How does soil form？
Over centuries，rock breaks down into very small pieces．
The rock pieces mix with humus．
The humus gets thicker and thicker over time．Soil is formed（形成）l
How are soils different？
Soils can be different colors and have different textures（质感）．Texture is how the surface of an object feels．Color and texture are two features（特征） of soil．
Plants and soil
Plants do not grow well in some soils．Sandy soi1 is too dry．It does not hold water．Soil with too much clay is too thick．Most plants grow well in dark，rich garden soil that has different sediments and a lot of humus in it．
The title （标题）：（81）Science of soil | |
The things in soil | Sediment is often found in water． Humus （82）comes from decayed plants and animals． |
The steps of forming | Rock breaks down into very small pieces． The rock pieces mix with humus． The humus gets （83）thicker and thicker． |
（84）The differences between soils | Soils can be different colors and have different textures． |
The relationship between plants and soil | （85）Dark，rich garden soil is good for plants to grow in． |
10．I like watching news because I hope to find out what's ______on around the world．（ ）
| A． | doing | B． | going | C． | being | D． | playing |
At East China University of Science and Technology，students will get a coupon （优惠券） if they eat up their food．Students can collect coupons and exchange them for small gifts，such as books，magazines，mobile phone covers and
5．阅读下面短文，从中为71-72题中的四种现象找到相应的环保建议，并完成75题．答题均写在对应题号的横线上．
71．Linda always takes long showers in the morning．
Take shorter showers or buy a special small showerhead．
72．Jeff leaves the lights on at home all the time．
Remember to turn lights off．
73．Nick buys a newspaper every day，but never reads it．
Try to make less waste．
74．Gina drives to work，but her office is near her home．
Try to walk，ride or take buses or subways．
75．This passage is most probably taken fromA
A．a magazine B．a news report C．a diary．
| Things You Can Do to Help the Environment CARS Cars are getting bigger．Bigger cars burn more gas and increase problems with air pollution．So try to walk，ride，or take buses or subways．And if you drive a car，keep it in a good state．This can save gas and make less pollution． Energy The biggest use of home energy is for heating and cooling．So turn up your air conditioned and，um down the heat，especially at night．Use energy-saving lights．And remember to turn lights off． PRODUCTS Each American throws away 10 kilograms of litter everyday．Try to make less waste．Ask yourself before you buy something：Do I need it？Buy products that you can use over and over again． WATER Showers use a lot of water．In one week，a common American family uses as much water as a person drinks in three years!Take shorter showers or buy a special small showerhead．This can cut water use in half． |
Take shorter showers or buy a special small showerhead．
72．Jeff leaves the lights on at home all the time．
Remember to turn lights off．
73．Nick buys a newspaper every day，but never reads it．
Try to make less waste．
74．Gina drives to work，but her office is near her home．
Try to walk，ride or take buses or subways．
75．This passage is most probably taken fromA
A．a magazine B．a news report C．a diary．
Who wants to carry a bulky bag to school？No children．Nobody wants one shoulder to be lower than the other，and paining（疼痛）too．In India，most of us would look at the reduction（减少）of textbooks as a way out．But in a country like America，there are always more choices．A company called goReader has created a"school bag"which is the size of a laptop computer（笔记本电脑），weighing about 2.5kg．The goReader has a color screen and can"hold"all the textbooks that a student may need，says a report in'The Asian Age'newspaper．