If you open the door you will get a surprise .
Study these sentences pay close attention to
words in italics
A if he is out I will call tomorrow
If it rains tomorrow we shall stay at home
You will miss the train if you don’t harry
If you see him will you tell him about it ?
If he is working I shall not disturb him
If I have time I shall be writing to him
tomorrow
He will come tomorrow if he can
If he can help you they will
If you make mistake correct it
If you don’t like the food don’t it it
Please don’t disturb him if he is busy
Must
Study
these sentences
A
instead of saying we can say
I
must leave now I have to leave now
He
must leave now
or I have got leave now
Must
you leave now
he has to leave now
We
must leave early tomorrow or he
has got to leave now
He
said he must leave early
do you have to leave now
We
cannot use must in this sentences
She
had to go shopping yesterday
Instead
of saying we
can say
I
personally think he is a fool
he must be a fool
I
personally think he is mad
he must be mad
I
personally think she is over forty
she must be over forty
Have
Study these uses of have
Have you have lunch yet ? ks 39
Instead of saying
we can say
He own a new house
he has a new house
He possesses a lot of money or he has got
a new house
Does he possess a lot of money he has a lot of money
He doesn’t possess a lot of money or he has got a lot of money
Instead of saying
we can say
I took a bath before
dinner I had
a bath before dinner
Take a cigarette
have a cigarette
I enjoyed myself at the party I had a good time at
the party