2016年5月18日，“中华民族一家亲”大型美术创作工程启动。目前，工程取得了初步成果：一是反映十世班禅大师生平巨幅画卷《至尊的光辉》基本成型；二是完成了民族团结进步题材鸿篇巨制《巨龙腾飞》的构图。这一工程有利于（    ）

有人说：“鸟的全身都是为飞行而设计”鸟类适于飞行的特征有：

    Hi everyone! Good news. A book sale.____will people drive cars in space? Will you meet traffic ____? You'll get answers from our books. Are ____ interesting for you? They can do heavy work. You ____enjoy short working hours. We've got some storybooks about them. What's the best way to buy products at very good prices? Our books will tell you something about online ____? 

    Welcome to the playground this Saturday.

    Have a nice day!