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问题 选择题

3月12日为我国的植树节，请分化你分析选择这个时间的原因是（　　）

A．雨水较多

B．土壤松散

C．正值农闲时节

D．叶没长出，蒸腾作用很弱

答案

1979年2月，五届全国人大常委会第六次会议根据国务院的提议，通过了将3月12日定为我国植树节的决议，这项决议的意义在于动员全国各族人民积极植树造林，加快绿化祖国和各项林业建设的步伐．3月12日为正直春季，气温升高，我国大部分地区降水较少，而树木的叶没长出，蒸腾作用很弱，可以减少水分的散失，有利树木的成活．

故选：D．

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We always look forward to World Book Day-it’s a chance to share our love of books and reading with even more people! Here are some of the activities in different countries and places to celebrate the World Book Day, April 23rd every year.
School Children’s Books
School Children’s Books are happy that best-selling writer Holly Webb is their World Book Day writer for 2012. Holly has written a large number of books for chldren and she has written a special Magic Molly story just for this years World Book Day!
Reading Package
On the World Book Day, every primary school student in Britain will receive a package from their school. Inside, there is a story book, a beautiful card and a reading list. Besides these three things, there will also receive a special note, which is worth one pound. Children can use it to buy their favorite books. And they can also enjoy a special price---20% cheaper.
Share of Reading
It is an interesting on-line activity which is for one week. People can share their opinions of a book on line. There are also many reading-aloud activities in libraries. For example, in 2010’s World bookd Day, U.S. first lady Michelle Obama read aloud a book called The Cat in The Hat for More than 200 children in a library.
Information Card
What’s the date of the World Book Day
小题1:
Who is the World Book Day writer of School Children’s Books
小题2:
How many things do primary school students in Britain receive on the World Book Day
小题3:
What can people do in the activity of Share of Reading
小题4:
Which book did Michelle Obama read aloud to children on the 2010 World Book Day
小题5:
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单项选择题

出租汽车计价器的主要误差来源是（）。

A、车辆的型号

B、车辆的大小

C、轮胎的大小
查看答案