译林牛津版 初二上 8A Unit 4. Unit4 Wild Animals Grammar If Grammar

译林牛津版初二上 8AUnit 4

Unit4 Wild Animals

GrammarIf…

Grammar

Free Talk

Talk about wild animals.

What will happen if you come to school late ?

I will miss some classes.

If I come to school late.

We grow more bamboo.

Giant pandas will have more food.

If we grow more bamboo, giant pandas will have more food.If

if

What will happen tomorrow ?

It will be sunny tomorrow.

We will have a trip tomorrow.

用if合并成一句We will have a trip if it is sunny tomorrow.if is

If在此引导一个条件状语从句。当主句是一般将来时时，if引导的从句必须用现在时来表示将来可能发生的动作或存在的状态。

It is going to rain tomorrow.

I will stay in bed.

If it rains tomorrow, I will stay in bed.rainsIf

if

or.

I will stay in bed If it rains tomorrow.rainsIf

Section A 1. Match.

1.If I see a snake in front of me, ____ a I will see a lot of camels.

2.Giant pandas will survive _____ b I will go to the zoo.

3.I will see some beautiful birds ______ c If we protect them.

4.If I go to North Africa, _____ d I will run the other way.

5.If I have time next weekend, _____ e if I walk through a rainforest.

Section A2Why do I want to go to Beijing

Zoo?• Talk about it.• Complete and check.

2.You will have a good time if ____________.

练习：思考并完成下面的句子 .

1.If it doesn’t rain tomorrow, we will_____.

3.Look at picture and Make up sentences using “if”.

If tigers are hungry.

用if合并成一句If tigers are hungry, they attack people.

If在此引导一个真实条件状语从句。当从句是一般现在时时，主句必须也用现在时来表示普遍真理和客观事实，或现在习惯动作。

They attack people.

Giant pandas have no food.

They die.

If giant pandas have no food, they die.If

if

Section B1A visit to Beijing Zoo

• Talk about it• Complete and check• Read and act out

Section B2A report on wild animals

• Talk about it• Complete and check• Get the students to find out the conditional

sentences in it• Read and act out

Don’t … !

If you do, …

Suppose you are the school principal. You are going to talk about the party notice to the students. What will you say?

Exercises

1.If I get up late tomorrow,___________.2.If I don’t finish my homework,_________.3.If I eat too much lunch,__________.4.If I don’t get enough exercise,_________.5.If I am a good cook,___________.6.If I watch too much TV,____________.7.If I don’t help others,_____________.

Choose one of the following sentences, then complete it using your own ideas.

Homework :

Making a dialogue with your partner, to talk about protecting wild animals, using sentences with “if” and “will”.

A: I’m going to … B: If we …we will …