2017必修3-unit4教案

2017必修3-unit4教案

高中英语课时教案

骤

教学步骤教师介

绍

Present

ation

their partners.

1. In our solar system eight planets circle

around the sun. What are they? Can you

match the names with the planets?

Venus

Earth

Mars

Mercury

Jupiter

Neptune

Saturn

2. What interests you in astronomy? Do

you know any questions that

astronomers are interested in?

→Step 3 Pre-reading

1. Get students to discuss the

questions with their partners.

1) The origin of life on earth is a

question that interests astronomers.

高中英语课时教案

高中英语课时教案

高中英语课时教案

2. exist

vi. 存在，生存

existence n. 存在

Does life exist on Mars?

火星上有生命吗？

I can hardly exist on the wage I’m getting.

我靠自己挣的工资简直难以糊口。

常用结构：

exist+prep. 存在于某地方

exist on sth. 靠某物生存

3. in time意为“及时”时相当于early enough, soon enough;意为“终于，早晚”时相当于sooner or later。

We got to the station just in time to catch the bus.

=We got to the station just in time for the bus.

我们到达车站时，刚好赶上了那班汽车。The doctor came in time to save her life. 医生及时赶来救了她的命。

You ll succeed in time if you keep on working hard.

高中英语课时教案

高中英语课时教案

高中英语课时教案

高中英语课时教案