3. KNOWWHEN
TOUSETHE
PASTWITH
THE PRESENT
He took the money when he wants it.
He took the money when he wanted it.
He takes the money when he wants it.
I know that he took the money yesterday.
4. Exercises:
When he was a child, he always goes to the circus.
Last semester, he reads seven books and wrote five books.
Tom keeps studying hard because he intended to go to dental
school.
She is where she is today because she worked hard when she
was a student.
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5. KNOWWHEN
TOUSETHE
PASTWITH
THE PRESENT
If you see a sentence with one verb in the past and one verb in the
present, the sentence is probably incorrect.
However, it is possible for a correct sentence to have both past
and present together.
If you see the past and present together, you must check the
meaning to determine whether or not the sentence is correct.
7. Present
Perfect
The present perfect (have/has +
Past participle) refers to the
period of time from the past until
present or from past but still on
going until now.
10. Past
Perfect
-I asked them why they had not
finished the home work
-Sam had already left by the
time Ann got there
11. USING (HAVE + PAST PARTICIPLE) AND (HAD + PAST PARTICIPLE
TENSE FORM MEANING USE
PRESENT
PERFECT
PAST PERFECT
Have/has + past
participle
had + past
participle
Past up to now
Before past up
to past
Not with past
tense
Not with a
present tense
**Except when the time expression “since” is the part of sentence
12. 1. Whe recieves the money from the insurances
company, he had rebuilt the house.
2. When the bell rank, the students have left the
class.
3. After forty-five students had signed up for
the class, the class was closed.
4. They have never returned to Rhodey Island
since they left in 1970.
EXERCISE
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14. Certain
combinations of
verbs are very
common in
English. One is
the
combination of
the simple
present and will.
I know that they will arrive
soon.
It is certain that he will
graduate.
15. combination that is
quite common is the
combination of the
simple past and
would.
I knew that he would arrive.
It was certain that he would
graduate.
16. Please notice
It is important that in the combination
discussed here, the present should be used
with will and the past should be used
with would; they generally should not be
mixed.
17. The common
errors
The common errors that must generally be
avoided are the combination of the past
with will and the combination of the
present with would.
18. In the first
example, the
present, know, is
illogical with
would. It can be
corrected in two
different ways.
I know that he would
arrive soon.
I knew that he would
arrive.
I know that he will arrive
soon.
19. In the second
example, the
past, was, is
illogical with
will. It can
also be
corrected in
two differents
ways
It was certain that he will
graduate.
It was certain that he would
graduate.
It is certain that he will
graduate.
20. Is it correct or
incorrect?
The police officer indicated that he would
write a ticket if he has the time.
21. it is incorrect
The police officer indicated that he
would write a ticket if he had the time.