初中英语河北加拿大版读物08

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[00:00.00]和谐英语学习网 Unit 8
[00:02.90]Save Your World!What Is Garbage?Garbage is everything that you throw away.
[00:13.06]What do we do with garbage?We bury or burn most garbage.
[00:19.54]Burying garbage is quick and easy but uses a lot of land.
[00:26.07]Most land near cities and towns is already used.
[00:31.71]There's no place to put garbage.Sometimes,buried garbage pollutes our water.
[00:40.25]When rain falls on garbage,
[00:44.33]it runs through the garbage and then into rivers,lakes and oceans.
[00:50.68]When we burn garbage,we pollute the air.
[00:55.43]What are the "three Rs"?In North America and other parts of the world,
[01:02.69]people have started to make less garbage.
[01:07.37]How?First,they buy fewer things.They try to buy only what they really need.
[01:16.02]When you buy fewer things,you throw away fewer things.
[01:21.79]Second,they reuse things.They use things,and then they use them again!
[01:30.04]Third,they recycle things.They make old things into new things.
[01:37.10]In North America,people call these the "three Rs":reduce,reuse and recycle.
[01:45.35]The three Rs help us remember that garbage is a problem!
[01:51.91]Jenny:When you "bury" something, you put it under the ground.
[01:57.05]Brian:What does "burn" mean? "Burn" and "fire" go together.
[02:03.01]Danny:Garbage is a world dirty.
[02:09.67]But what can we do? word "use" in "reuse"?In English,"re" means "again.
[02:22.13]"How do you "retell"a story?
[02:26.08]You tell it again!How do you "redraw" a picture?
[02:31.82]You draw it again!A Poster about Pollution
[02:40.57]Jenny:The school yard cleanup went well.
[02:44.62]The school yard looks beautiful now.
[02:48.99]Brian:Yes.There was so much rubbish before.
[02:53.45]Thinking about it makes me mad.Danny:It makes me a bit sad.
[03:00.40]People shouldn't litter.The world would be so much nicer.
[03:06.96]Jenny:That's not all A lot of thatgarbage could be recycled.
[03:13.12]We found metal,glass,plastic and lots of paper.
[03:19.39]I take out the garbage.
[03:27.75]Sometimes I find things in it that should be recycled.
[03:33.21]I always take them out and keep them.
[03:37.65]Jenny:Everyone should do that.
[03:41.31]Then there would be a lot less pollution in the world!
[03:46.77]Brian:I have an idea Let's make a poster about littering and recycling!
[03:53.43]Jenny:I'll get a big piece of paper and some markers.
[03:58.47]Danny:We can put the poster up in the classroom.
[04:03.33]Then everyone can read itStop Pollution!
[04:09.57]We have a nice,clean school yard.
[04:13.73]Let's keep it that way.Don't litter!
[04:18.46]Always put your garbage in a garbage can.Never throw it on the ground.
[04:25.09]Recycle!Stop and think before you throw something out:
[04:30.94]Can I use this again?
[04:34.49]Can this be recycled?Together,we can keep our world clean!
[04:41.34]What Are Hazardous Wastes?"Hazardous" means dangerous.
[04:48.52]Some hazardous wastes are poisons--they make people sick.
[04:55.05]Some explode very easily,or burn very easily.
[04:59.02]Hazardous things usually have these labels:"poison,"
[05:07.67]"caution," "warning"or"danger."What can we do about hazardous wastes?
[05:16.63]Buy less of them!Try not to buy bleach.Try to use fewer batteries.
[05:24.57]And when you take out the garbage,don't take out your hazardous wastes!
[05:31.94]Hazardous wastes in your garbage are bad for the environment.Why?
[05:38.18]Because we usually bury or burn our garbage.
[05:43.46]When we bury or burn hazardous wastes,
[05:48.00]they can make people and the environment sick.
[05:52.44]Many countries have laws about hazardous wastes.
[05:57.17]The laws say you can't bury or burn hazardous wastes with other garbage.
[06:03.65]Many cities in North America keep their hazardous wastes in special places.
[06:10.31]Some have ways to burn
[06:13.86]it at very high temperatures:900 to 1,100 degrees centigrade.
[06:22.41]Some places put wastes two kilometres under the ground.
[06:28.18]That's deep!Danny:I don't understand!Why don't we call it "hazardous garbage"?
[06:37.32]Jenny:Because a"waste" can be a liquid or a solid.