初中英语河北加拿大版读物03

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[00:00.00]和谐英语学习网 Unit 3
[00:03.08]Amazing Animals.
[00:06.71]Pets in north AmericaHow many people in Canada and the U.S. have pets?
[00:14.65]More than half!Jenny:What does"more than half"mean?
[00:21.42]You know what"half" means."More than half" is bigger than half.
[00:29.36]You can look up"more" in the dictionaryat the end of your Student Book.
[00:36.44]What kinds of animals do people keep as pets?
[00:41.59]dogs
[00:44.25]cats
[00:46.89]birds
[00:49.45]fish
[00:52.09]rodents
[00:54.94]rabbits
[00:57.70]reptiles
[01:00.55]In North America,
[01:03.82]dogs and cats are the most popular pets.
[01:08.86]There are more cats than dogs,but more people have dogs than cats.Why?
[01:16.80]Because many people have more than one cat.
[01:21.66]There are about fifty-nine million pet cats in North America,
[01:27.72]and about fifty-three million pet dogs.Many people have pet birds.
[01:35.79]Some people teach their pet birds to talk.
[01:40.44]Budgies and parrots are good at learning to talk.
[01:45.72]Mice and hamsters are rodents.So are guinea pigs.
[01:52.67]Rodents like to chew things.Keep these petsin cages!
[01:59.20]What kinds of reptiles do people have for pets?Some people have snakes.
[02:06.85]Some people have lizards.Some people have turtles.
[02:13.02]What do you need to do to look after a pet?
[02:17.48]Feed your pet.Give it water.Keep its house clean.
[02:24.54]Play with your pet.It needs exercise.
[02:29.50]Remember to take your dog for a walk.Give your pet lots of love.
[02:36.73]Doctors think that pets help to keep people happy and healthy.
[02:42.66]People with pets live longer!Protecting AnimalsMany pet dogs wear a collar.
[02:54.45]People put a leash on the collar to take dogs for a walk.
[03:00.79]Usually the collar has a tag,too.The tag shows the dog's name and address.
[03:09.13]The tag helps people find their dog if it gets lost.
[03:15.00]Sometimes scientists put collars on wild animals,
[03:21.06]but these collars are different from pet collars.
[03:26.03]These collars send a radio signalto tell scientists where the animals are.
[03:34.80]This is one way for scientists to learn more about different kinds of animals.
[03:42.25]Sometimes scientists and zoos work together.
[03:47.71]They work together to keep animals safe in the wild.
[03:53.27]Zoos and scientists are helping to make nature parks.
[03:59.15]What is a nature park?A nature park is a big place in the wild.
[04:06.31]It is there to protect animals.
[04:10.36]All kinds of animals live there.
[04:14.80]Scientists go to nature parks to learn about animals.
[04:20.65]People can't build houses or hurt animals in a nature park.
[04:27.10]The world's biggest nature park is in Greenland.
[04:32.27]The second biggest nature park is the Chang Tang Reserve in Tibet.
[04:38.62]Greenland is northeast of Canada.
[04:43.30]Tibet is in western China.
[04:47.56]FASCINATING FACT
[04:50.80]The giraffe is the world's largest animal.
[04:55.86]The giraffe's neck is 3.5 metres long. How is a giraffe like a person?
[05:04.01]A giraffe has the same number of neck bones as you do.
[05:09.47]People and giraffes both have seven neck bones.
[05:15.25]The Best ZoosThere are about 1100 zoos in the world today.
[05:23.68]More than 5500 different kinds of birds and animals live in zoos.
[05:31.13]More than 800 million people visit zoos every year.
[05:36.90]Danny:That's a lot of people!
[05:40.56]I hope zoos help teach all those people about animals!
[05:46.31]Jenny:Me,too,Danny! When we know about animals,we can protect them.
[05:53.46]Brian:Have you visited a zoo?
[05:56.94]Was it a good zoo?Ask yourself these question.
[06:02.68]Did you learn anything from your visit to the zoo?
[06:08.14]The best zoos teach people about animals.
[06:13.60]Scientists learn at these zoos,too.Were the cages clean?
[06:20.47]Did the animals look clean and healthy?Good zoos look after their animals.
[06:27.92]Were the cages big?Zoo animals are not pets.They need lots of space.
[06:36.38]They need to run around and play.
[06:41.06]Did the animals have somewhere to hide?Animals like to have open space.