Gi¸o viªn: TrÇn ThÞ HuÖ Tæ : Lý Anh – Trêng: THPT Trung Gi· Gi¸o ¸n d¹y ngµy: 24 1 2008– – a bPham Tuan Yuri Gagarin A - Warm up B. Introduction LESSON 9: NATURAL S CIENCE AND PH YSICS Situation 1 I. New words 1. let (sth) off (v) 2. object (n) 3. certainly (adv) 4. gravity (n) 5. force (n) 6. earth (n) 7. towards (pre) 8. spaceship (n) 9. zero (n) 10. float (v) If + S + V (simple present)……, S + will / shall + V (simple future)…… II. Grammar * If you let an object off your hand, it will certainly fall. Ex2: If it ,trees better. Ex3: You …………… late for school if you …… up late. Ex4: If Minh …………… . to the teacher , he …………………… the lesson. 1. Conditional sentence type1 (Real present conditional sentence) - Form: - Use: To express an action that can happen at present or in the future. If-clause Main- clause Ex1: If Jane comes, Jack will be very happy. rains will grow will be get doesn’t listen will not understand III. Questions and answers 1. What will happen if you let an object off your hand? -> It will certainly fall. 2. What is gravity? -> it is the force of the earth to attract everything towards its center. 3. What will happen if gravity is zero? -> Everything will float. 1. What / happen / let off / object ? 2. What / gravity ? 3. What / happen / gravity / zero ? Groupwork IV. Homework 1. Learn the new words by heart 2. Do exercise 1 Sở giáo dục và đào tạo hà nội Trường thpt Trung giã Giáo án điện Tử : lớp 12 Bài Số 9: (tiết 1) NGàY dạY: 24 1 2008 Giáo viên: Trần Thị Huệ Tổ: Lý Anh Trường: THPT Trung giã Lesson 9: natural science and physics Period 1: situatiations and practice A. Aims: - Students will be able to: + understand and use the conditional sentence type 1 B. Teaching aids: - Computer, projector, textbook and handouts C. Anticipated problems: - Ss may not know some words’ meaning - Teacher will be ready to help D. Procedure: I. Warm up 1. Greetings 2. Check the previous lesson 3. New content 4. Consolidation Situation 1: . ngµy: 24 1 2008– – a bPham Tuan Yuri Gagarin A - Warm up B. Introduction LESSON 9: NATURAL S CIENCE AND PH YSICS Situation 1 I. New words 1. let (sth). school if you …… up late. Ex4: If Minh …………… . to the teacher , he …………………… the lesson. 1. Conditional sentence type1 (Real present conditional sentence) -