Simple Present Tense
Formula :
1. Use
the simple present tense to talk about what regularly happens.
Example :
·
Some people rush through life
·
They don’t relax
·
Other people are calm
2. Use
adverbs of frequency with the simple present tense to express how often
something happens
Example :
·
We sometimes
sleep late
·
She never
relaxes
·
You usually
take life easier
3. Use
the simple present tense to talk about scientic facts
Example :
·
Stress causes high blood pressure
·
Water freezes at 32.
Present Continous/Progressive
Formula :
Examples :
1)
Use the present progressive to
describe something that is happening right
now.
Example :
·
I’m working
very hard these days
·
I’m standing
outside Grand Metropolitan right now
2)
Use the present progressive to
describe something that is happening these
days, even if it’s not happening right now.
Example :
·
Blackpanther are playing at the Cinema Theater this Week
·
I’m
studying guitar
this
semester
3)
Usage Note: The contracted form is
usually used in speech and informal writing.
Example :
A : bye, Jana, we’re leaving now.
B : Wait! I’m coming with you.
Simple Past Tense
Formula :
1. use the simple past tense to talk about things
that are now finished.
Example :
·
Albert rimes lived in the twientieth century.
·
He was
a poet
2. you can use the simple past tense with time
expressions that refer to the past.
Example :
·
By 1930,
he was famous
·
He died
more than ten years ago
3. use the simple past tense to ask questions about
actions or situation that are now finished.
Example :
·
Was
she
alone in the plane?
·
Where did she leave from?
Past Progressive
Formula :
1. use the past progressive to describe an action
that was in progress at a specific time in the past.
Example :
·
What were you doing at 3:00 ?
·
We were Skiing.
2. Use the past progressive with while to talk about
two actions in progress at the same time in the past.
Example :
·
While he was skiing, I was reading.
·
I was reading while he was skiing
3. use the past progressive to focus on the duration
of an action , not its completion
Example :
·
Sheila was reading a book last night.(we
don’t know if she finished the book)
·
Sheila read a book last night.(She
probably finished the book)
Source : Marjorie Fuchs, Bonner Margaret, Grammar
Express for self study and classroom use , Addison Wesley Longman 2OO1
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