Unit 7 Section B-《上好英语课》2020-2021学年七年级（上）人教版（备课堂）

Section B 七年级英语上（RJ） 教学课件 Unit 7 How much are these socks? Key words & phrases: ten, eleven, twelve, thirteen, fifteen, eighteen, twenty, thirty Key sentences: —How much is the white bag? —It’s seventeen dollars. Review 句 型 —How much is/are…? — It’s… /They’re… Lead in Talk about the prices of the clothes. How much is that hat? It’s five dollars. How much is/are…? It’s… /They’re… $7 $5 $6 $3 $9 $8 Read and learn Words and expressions Presentation Numbers 10 11 12 13 14 15 ten eleven twelve thirteen fourteen fifteen 16 17 18 19 20 21 sixteen seventeen eighteen nineteen twenty twenty-one 22 23 24 25 26 27 twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven 28 29 30 31 twenty-eight twenty-nine thirty thirty-one 课文展现 Listen and repeat. 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1a 跟我读！ 基数词的记忆方法: 1. 1 - 12: (记住每个单词) 2. 13 - 19: -teen (thir-; fif-; eigh-) 3. 20 - 90: -ty (twen-; thir-; for-; fif-; eigh-) 4. 21 - 99: 十位 个位 Can you solve these problems? 你会回答下列问题吗? eight +nine = ________. three + twelve = ______. sixteen + thirteen = _________ . eleven + seven = _________. nineteen + zero = ________. thirty – fourteen = _______. twenty-one – ten = _____. twenty-six – eighteen = ____. nine – eight = ____. thirty-five – twenty = _____. seventeen fifteen twenty-nine eighteen nineteen sixteen eleven eight one fifteen Write the numbers in 1a next to the correct words. Which rows of numbers are in the wrong places? 1b ten eleven twelve thirteen fourteen twenty-five twenty-six twenty-seven twenty-eight twenty-nine twenty twenty-one twenty-two twenty-three twenty-four fifteen sixteen seventeen eighteen nineteen thirty