What should we do to protect our enviroment ?
Plant tree
Clean the beach
Clean the street
Clean the classroom
Write a or an.
Write a / an or the.
Write the correct form of each verb in brackets.
Combine each pair of sentences below to make a first conditional sentence.
Grammar
Articles
Work in groups, A and B.
First conditional
Fun matching
Grammar
Articles
There are two kinds of articles in English: the inde finite article (a / an) and the de finite article (the).
We use a / an
- with singular countable nouns when we are talking about them in general.
Example:
An ant is a tiny animal.
- after the verbs to be and to have.
Example:
I’m a student. / I have an eraser.
Grammar
Articles
We use the
- with singular or plural nouns when we already know them or when they are mentioned for the second time.
Example:
The bike in front of her house is nice.
- with nouns which are unique.
Example:
The air is dirty.
Ex1: If more people cycle, there will be less air pollution.
Ex2: If it rains tomorrow, we will stay at home.
FORM:
USAGE:
If - clause
main clause
NOTICE:
The main clause can be placed before or behind the If clause
Ex2: We will stay at home If it rains tomorrow.
To describe a thing which is possible and likely to happen in the present or the future.
I. GRAMMAR:
Conditional sentences – Type 1
Write a or an.
1.
___ egg
2.
3.
___ sink
___ friend
4.
___ arm
5.
6.
____ onion
____ mouth
7.
8.
____ classmate
____ umbrella
an egg
a sink
a friend
an arm
an onion
a mouth
a classmate
an umbrella
Write a / an or the.
1.
My father is
2.
3.
_______ dolphin is _______ intelligent animal.
4.
I have
5.
My brother likes
_______ Sun keeps _______ Earth warm.
_______ doctor.
a doctor.
The Sun keeps
_______ Earth warm.
the Earth warm.
A dolphin is
_______ intelligent animal.
an intelligent animal.
_______ orange shirt too.
an orange shirt too.
_______ blue pen, not _______ red one.
the blue pen, not
_______ red one.
the red one.
Grammar
Might for future possibility
First conditional sentences describe things which are possible and likely to happen in the present or the future.
Example:
If you use less paper, you will save a lot of trees.
If + subject + V (present simple),
If-clause
subject + will / won’t + V (base form)
main clause
Write the correct form of each verb in brackets.
1.
If it (be)
2.
3.
We (save)
much paper.
4.
More people (have)
less water.
5.
If the river (not be)
If we (recycle)
_______ sunny next week, we (go) _______ on a picnic.
is sunny next week, we (go)
_______ on a picnic.
will go on a picnic.
_______ more, we (help) _______ the Earth.
recycle more, we (help)
_______ the Earth.
will help the Earth.
_______ a lot of trees if we (not waste) _______ so
will save a lot of trees if we (not waste)
_______ so
don’t waste so
_______ fresh water if we (use) _______
will have fresh water if we (use)
_______
use
_______ dirty, there (be) _______ more fish.
isn’t / is not dirty, there (be)
_______ more fish.
will be more fish.
Combine each pair of sentences below to make a first conditional sentence.
If the air isn`t fresh, people will cough.
If the water is dirty, a lot of fish will die.
If we cut down trees in the forest, there will be more floods.
If there is too much noise, people will not / won`t sleep.
If there is no water, plants will die.
Fun matching
Work in groups, A and B.
Group A secretly writes five if-clauses on a sheet of paper.
Group B secretly writes five main clauses on another sheet of paper.
Match the if-clauses with the main clauses.
Do they match? Are there any funny sentences?