英语小题Now machines are widely used all over the world.Why are machines so important andNow machines are widely used all over the world.Why are machines so important and necessary（必要的）for us,because they can help us to do things better

英语小题Now machines are widely used all over the world.Why are machines so important andNow machines are widely used all over the world.Why are machines so important and necessary（必要的）for us,because they can help us to do things better
英语小题Now machines are widely used all over the world.Why are machines so important and
Now machines are widely used all over the world.Why are machines so important and necessary（必要的）for us,because they can help us to do things better and faster.
A washing machine helps us to wash clothes fast.A printing machine（印刷机）helps us to print a lot of books,newspapers,magazines（杂志）and many other things fast.Bikes,cars,trains and planes are all machines.They help us to travel faster than on foot.
The computer is a wonderful machine.It was invented not long ago.It not only stores（贮存）information （信息）but also stores numbers millions of times as fast as a scientist（科学家）does.Let’s study hard and
try to use all kinds of machines to build
China into a modern
country.
　　1.Machines can help us to do things better and faster,so they_________.
　　A.are difficult to make
　　B.are expensive
　　C.are important but not necessary.
　　D.are very helpful
　　2.We have to travel on foot without_________.
　　A.bikes 　　　　B.machines
　　C.planes　　　　D.trains
　　3.Computers can store information and numbers _________a scientist does.
　　A.a little faster than 　　B.as fast as
　　C.much faster than 　　D.much more slowly than
4.if we want to build China into a modern country,we must_________.
A.study hard B.try to use all kinds of machines C.invent many machines D.A,B,andC
5.primting machine can help us_________.
A.print a lot of books B.read more books C.invent many machines D.wash clothes fast

英语小题Now machines are widely used all over the world.Why are machines so important andNow machines are widely used all over the world.Why are machines so important and necessary（必要的）for us,because they can help us to do things better
D because Machines can help us to do things better and faster,so they are very helpful
　　A 用自行车代替徒步行走
　　C 电脑存储数据比科学家快很多

您好，我的解答为
1 D 2 B 3 C

解析1 第一段最后一句“because they can help us to do things better and faster”提到了：他们帮助我们处事更快更完善。A意为更难做 B意为很贵 C意为重要但不必要，皆不符题意。所以排除ABC，选D

解析2 第二段最后一句中提到“Bikes,car...

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您好，我的解答为
1 D 2 B 3 C

解析1 第一段最后一句“because they can help us to do things better and faster”提到了：他们帮助我们处事更快更完善。A意为更难做 B意为很贵 C意为重要但不必要，皆不符题意。所以排除ABC，选D

解析2 第二段最后一句中提到“Bikes,cars, trains and planes are all machines. They help us to travel faster than on foot. ”自行车、小汽车、飞机都是machine，也都是机器，他们帮助我们更快地出行。所以，答案为B项。

解析3 最后一段的第2句中 “ It was invented not long ago. It not only stores（贮存）information （信息）but also stores numbers millions of times as fast as a scientist（科学家）does.”提出了，电脑储存数据比科学家快得多，自然选C


楼下的第2项是错误的。
希望能帮到您，也祝您英语成绩步步高升。
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