When you are busy doing pile of math homework，have you ever stopped and thought about one question：why do we need to learn all this math anyway？
    It's an interesting question.Kids around the world have asked it for ages.For US students，they may get the answer from a new show called "Math Alive!".It has 47 interesting activities designed to teach kids how math is used in our life.For example，at one show station，visitors test the theory that a person's arm span （臂展） equals the person's height.At another station，math skills help visitors control the NASA robot outside a space station virtually （虛擬的）.By doing such activities，kids learn why math is important in our life.
    Where else can you find math used every day？（3）Actually，if you go down deep enough into anything，you will find math.Think of simple things，like clocks.They tell time，but only if you know how to read them.That means using math.How much longer until school ends？How long did I sleep last night？That's all math.When you go shopping，you do lots of math，too.
    Even when you are not doing math，it's all around you.The computer you use to surf the Internet is a machine to do binary （二進(jìn)制） math very fast.The house you live in is designed by people who use lots of geometry （幾何學(xué)）.So enjoy math，not for exams，but for the wonderful world's helps to build.
（1）If a man's arm span is 1.6 metres，how tall is he？

He is 1.6 meters tall. /1.6 metres。

He is 1.6 meters tall. /1.6 metres。

（2）Find out the similar sentence in the passage.
After doing these activities，kids know about the importance of math in our life.

By doing such activities，kids learn why math is important in our life.

By doing such activities，kids learn why math is important in our life.

（3）Translate the underlined sentence into Chinese.

事實(shí)上，如果你足夠深入 （了解）任何東西，你都將會(huì)發(fā)現(xiàn)數(shù)學(xué)。

事實(shí)上，如果你足夠深入 （了解）任何東西，你都將會(huì)發(fā)現(xiàn)數(shù)學(xué)。

（4）Where do you use math when you go shopping？

When we refer to the price，size，weight and so on.

When we refer to the price，size，weight and so on.

（5）Give a proper title to the passage.

Math around us。

Math around us。