Unit 2 Lesson7Planting Trees课件 2022-2023学年冀教版英语八年级下册

a dust storm The soil is washed away. Rich lands turn into desert. foggy day Our environment is serious! What do we do ? Lesson 7: Planting Trees Structures: It’s fun and important to plant plants. Gardening is a very enjoyable hobby. That is the whole purpose of growing a garden. Learning aims: Words : hole, large, root, seedling, cover, fill, dirt, pack, dust, storm, dirty, northern, bottom Phrases: fill...with... by the way dust storm turn into for sure in the bottom of hole n. 洞 seedling n. 幼苗；秧苗 cover v. 覆盖 n. 盖子 fill v. 装满；充满 dust n. 沙尘；尘土；灰尘 dirty adj. 不干净的；肮脏好的 northern adj. 北方的；北部的 bottom n. 底部；最下部 New Words large adj. 大的；巨大的 root n. 根 dirt n. 泥土；污物 pack v. 堆积；压实；装 cover...with... dig a hole be filled with = be full of fill ... with ... get dirty and windy dig large holes the roots of seedling fill the hole with dirt in the bottom of the hole north (n) Pack the dirt around the new tree with your feet. a dust storm dusty (adj) seed 种子 Text It’s March 12. Li Ming and his classmates are on a hillside. They are planting trees as a school project. A worker is there helping them. Li Ming：Excuse me, sir. We are digging a hole. Is it big enough? Worker：Maybe you should make the hole a little bigger. It must be large enough to hold the roots of the seedling. Li Ming：I see. Thank you. Worker：Now, put the seedling inside, cover the roots and fill the hole with dirt. Then pack the dirt around the new tree with your feet. Wang Mei：OK. By the way, there is another group of people down the hill. Are they also coming to plant trees? 11 Worker：Yes. Many people are worried because the environment is changing, and they want to do something to help. Li Ming：These changes are serious. When there is a dust storm in spring, it gets windy and dirty everyw