need to know the differences between those three kinds in short. Betty Schrampfer Azar has the table.
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Table 2.1 Kinds of Conditional Sentences
2. The Form of Conditional Type 1
Conditional type 1 is also called present real condition. The rules of this form is in the verb of the if-clause is in the present tense and the verb in
the main clause is in the present future tense. This type or conditional type 1 is
4
Betty S. Azar, Understanding and Using English Grammar, New Jersey: Prentice hall Regents 2
nd
Edition, 1989, p. 347
Meaning of the IF-Clause
Verb Form in the IF-Clause
Verb Form in the Result Clause
True in
the presentfuture
Simple present Simple present
Simple future a
If I have enough time, I write
to my parents last week
b
If I have enough time tomorrow, I will write to
my parents Untrue in the
presentfuture Simple past
Would + simple
form c
If I had enough time now, I would write to
my parents. in truth, I do not have enough time, so
I will not write to them Untrue in the
past Past perfect
Would have + past
participle d
If I had enough time, I would have written
to my parents yesterday. in
truth, I did not write to them
also used to indicate a situation that same or suitable with reality in the present time. With real conditions indicates a possibility, namely conditions which are
suitability to fact. The if-clause is taking place at this moment and the probable result can be real. The complete forms of conditional sentence type 1
will be described below by the writer. a.
Simple present tense in if-clause and present future in main clause “If you study hard, you will pass the exam”
b. Statement with “If” with adjective expressing feelings
“I will be happy if you come to my party” c.
If + Simple Present + Imperative Giving advice or Instruction “If you feel tired, drink a cup of coffee”
d. If + Simple Present + Simple Present talking about laws of nature or
things that always happened “If you heat Ice, it meals”
e. If + Simple Present + May The result of the condition is just a
possibility “If we go to john‟s party, we may have a good time”
f. If + should + Imperatives To suggest that something is unlikely to
happen, or is not particularly probable “If you should run onto Peter, tell him he owes me a letter”
From the explanation above, the writer concluded that conditional sentence is used in some modals, some of the expressions, and the if clause is
simple present tense and the main clause is future tense. And the the result of the if clause is probable happen, if the certain condition is fullfilled by that
time.
3. The Usage of Conditional Type 1
As stated before, every kinds of conditional sentence has a specific form and usage. The writer will try to describe the usage of conditional
sentence type 1 that is used:
