初中英语河北加拿大版学生用书14

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[00:00.00]和谐英语学习网 Lesson 14:
[00:03.40]People and Plants
[00:07.24]People use plants in many ways.
[00:12.51]For food.There are about eighty thousand (80,000!)
[00:21.37]different plants in the worldthat people can eat.
[00:27.01]But half of the world's food comes from only three Plants:rice,corn and wheat.
[00:37.96]For shelter.We use wood from trees to build houses and furniture.
[00:45.40]Tables,chairs and beds are furniture.
[00:50.96]So is your desk.For medicine.
[00:56.92]We make many medicines from plants.What's medicine?
[01:04.18]Doctors use medicine to help sick people.For clothing.
[01:11.94]Is your shirt made of cotton Cotton is made from the cotton plant.
[01:19.31]Do you have a hat made of straw?
[01:24.17]Straw hats are made from the stems of grass plants.
[01:30.44]For things we use to work.
[01:34.69]Look at the things on your desk.
[01:39.06]Books,paper,pencils,erasersand the ink in your pen all come from plants.
[01:49.22]To make food taste better.
[01:53.58]Some plants make food taste better.
[01:58.13]Ginger,chocolate and cinnamon all come from plants.Ginger is a root.
[02:06.98]Chocolate is made from the seeds of the cacao plant.
[02:12.44]Cinnamon is made from the bark of a tree.
[02:17.30]What are you doing, Danny?I'm eating some bark I hear bark is delicious.
[02:26.16]Would you like some bark,Brian?No,thanks!
[02:32.03]Not all bark is good,Danny!
[02:35.87]Only the bark of the cinnamon tree!You're right!Yuck!