Transcript A time clause is

TIME CLAUSES
and
IF
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A clause is : Part of a sentence!
A time clause is:
Part of a sentence
introduced by a time
conjunction:
An IF-clause is:
Part of a sentence
introduced by IF!
when, as soon as, until,
after, before, while
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To talk about future…
No Future Tense in Time Clause !
Use Present in a clause with:
when, as soon as, until, after, before, while
When I get home, I’ll phone you!
Time clause=present
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New Headway, Unit 9
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No Future Tense in IF - Clause !
Use Present or Past in an IF-clause:
Present = First Conditional
Past = Second Conditional
If it rains, we’ll stay at home
If I had a million dollars,
I would build a swimming-pool.
IF- clause=present, Main clause= will
IF- clause=past, Main clause=would
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New Headway, Unit 9
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IF or WHEN?
If you hear any news, can you ring
me immediately?
When you hear some news, can
you ring me immediately?
I’ll probably go for a walk later
on if it stays fine
I’ll make myself an omelette when I
get home tonight.
We use if for something that
we think might happen
We use when for something
that we know will happen.
(You might hear some news)
(It might stay fine)
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(You will hear some news for
sure)
(I will get home tonight)
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A:
Look at the information in brackets and complete the
sentences using if or when and a verb in the present simple.
1.(I may see Tom tonight)
______________________,
I’ll tell him the news.
If I see Tom tonight
2.(Marylin is coming soon)
When Marylin comes
______________________,
can you let her in, please?
3.(The alarm will ring soon)
When the alarm rings
______________________,
we’ll all have to leave the building.
4.(I might feel better tomorrow)
If I feel better tomorrow I’ll probably go back to work.
______________________,
5.(This film finishes at ten)
When the film finishes
______________________,
I’ll stop the video.
6.(The plan may not work)
If the plan doesn’t work
______________________,
we’ll have to think of something else.
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B:
If or When?
1.___________
I become President…
If
When
2.___________
it gets dark…
When
3.___________
the film finishes
If
4.___________
she passes her exam
If
5.___________
it doesn’t rain tomorrow
When
6.___________
I wake up tomorrow
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C:
Choose the correct tense (present or will)
say
‘ll scream
1.If you (say) ___________
that again I (scream) ___________
‘ll be
manages to sell
2.I (be) _________
surprised if she ( manage) _________
that car.
come
‘ll cook
3.If the boys (come) _________
for supper I (cook) __________
chicken.
‘ll need
go
4.I (need) ___________
some money if we (go) ___________
out tonight.
‘ll miss
move
5.I (miss) ___________
you if we (move) ___________
to
Wales.
wash
‘ll dry
6.If you (wash) ___________
up, I (dry) ___________
.
‘ll be
doesn’t come
7.Ann (be) ___________
sorry if Kate (not come) ___________
.
look
8.If you (look) ___________
in the top drawer, you (find)
‘ll find
___________
your passport.
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