lesson 9(12)

Grammar * If you let an object off your hand, it will certainly fall.. Conditional sentence type1 Real present conditional sentence - Form: Main-clause Ex1: If Jane comes, Jack will be v

Gi¸o viªn: TrÇn ThÞ HuÖ

Tæ : Lý – Anh Anh

Tr êng: THPT Trung Gi·

Gi¸o ¸n d¹y ngµy: 24 – Anh 1 – Anh

a Pham Tuan b Yuri Gagarin

B Introduction

LESSON 9: NATURAL SCIENCE AND PHYSICS

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:

Main-clause

Ex1: If Jane comes, Jack will be very happy.

rains will grow

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

Tr ờng thpt Trung giã

Giáo án điện Tử : lớp 12 Bài Số 9: (tiết 1)

NGàY dạY: 24 – 1 – 2008 1 – 1 – 2008 2008 Giáo viên: Trần Thị Huệ Tổ: Lý – 1 – 2008 Anh

Tr ờng: 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

Situation 1: