1. UNIT 15: CONDITIONALS IF, ONLY IF, UNLESS, EVEN THOUGH, EVEN IF
GRAMMAR
UNIT 15: CONDITIONALS
IF, ONLY IF, UNLESS,
EVEN THOUGH, EVEN IF
Borice , Trang, Yasmeen and Paulina
MEI 004, Writing and Grammar class
Teacher: Daniela Wagner
April, 2010

2. Structure of Presentation
Introduction
Using conditionals
If, Only if, unless, not unless, even though and even if.
Explanations and examples
Exercises whit classmates
Summary and Conclusion

3. INTRODUCTION The unit 15 is about the conditionals use of
“if, only if, unless, even though, and even if”.
Unit Goals:
The different kind of conditional sentences
How to use them correctly
Compare and contrast among them
How to use conditional forms to give advice

4. IF
If is used in general truth, habitual present, and past. It is also view in present hypothetical and past hypothetical.
Type of if conditional
If- Clause
Main Clause
Factual: general truth
Factual: habitual
simple present
simple past
Factual: inferential
will + base verb
be going to + base verb
Various tenses
Future
Will + base verb
Could + base verb
May + base verb
Might +base verb
Be going to + base verb
Hypothetical: Present
simple past or subjunctive were
Would + base verb
Might + base verb
Hypothetical: Past
past perfect ( had + past participle)
Would have + past participle
Could have + past participle
Might have + past participle

5. Exercises of IF: Choose the correct form of verb
I (telephone) my family this weekend if I (stay) on campus.
Could you see who is at the door? If that (be) my sister, she (have) the charcoal for the barbecue.
What happened in one of your classes elementary, middle, or high school if:
A student walked in 20 minutes late to class?
A student did not turn in the homework assignment?
Complete: If I had had a chance…

6. Unless & Only If Unless Definition of unless is except when, if not.
Unless with a subject and verb means only if or except if in positive and negative sentences. The other part of the sentence gives the possible result
possible result
unless
subject and verb
I'm not going to dance
you ask me.
We can go to the park
someone has a better idea.
unless
subject and verb
possible result
Unless
we're there by 8 o'clock
we won't get anything to eat.
Elena wants to take a taxi
we can go by bus.

7. Unless & Only If Only if Definition of only if never except when.
Only if can be used to connect the main clause and the if-clause to express a more restrictive condition.
It is possible in all types of conditionals.
possible result
Only if
subject and verb
You will know when your turkey is done,
only if
you use a thermometer.
I will agree to marry you,
You get a good job.
Only if
subject and verb
possible result
you dry your dishes with a towel,
will they be spotless!
Not unless
you enjoy walking on the ocean floor,
should you come to our summer camp.

8. Exercise of Unless & If Complete the sentences
You'll be sick unless
Unless he was very ill,
I wouldn't have passed the exam unless
You will have a delicious dinner only if
Only if you cook your turkey like this,
Not unless someone can drive me to the party

9. If … not versus Unless
Use the same meaning with the present tense and past tense.
Ex:
I will be on time unless there is traffic jam on the highway.
 I will be on time if there is not traffic jam on the high way.
Unless can’t always be used instead of IF … not
In questions; Unreal in future; Unreal in the past
Ex:
What will happen if you don’t have high score on the final test?
If I had not passed the exam, I wouldn’t have to study in abroad.

10. Exercises of If … not & Unless choose the correct word IF … not or UNLESS
1 ____ he study hard, he would pass the exam. If not 2 Let's play tennis on Saturday, ______ it's raining. (Unless/ if … not) 3 ____ you stop making that noise, I'll call the police. (if not) 4 She doesn’t feel happy in marriage, ______ her husband is generous to her. (unless/if … not)

11. Even though & Even if Is an emphatic form of although
Kind of Condition
Meaning/Explanation
Examples
Even Though
Is an emphatic form of although
It means “despite the fact”
Express a reality (real situation)
Even though Mark told the truth, I didn't believe him.
Even though I've cleaned it and polished it, it still doesn't look new.
Even If
Is an emphatic form of If
It means “whether or not”
May or may not be a reality (unreal situation)
Also mean “even when”
Even if I had time, I wouldn't watch that movie.
Even if the train departs on time, we will never get there before six o'clock.
NOTE: EVEN CANNOT BE USED AS A SUBSTITUTE FOR EVEN THOUGH AND EFEN IF.

12. Exercises of Even though & Even if Choose the correct form; even thought or even if, for each blank
___________he loses his job as Arts Minister; I think he'll continue to serve in the government.
I know she'll want to carry on playing, _________she gets injured. It's an important match.
She was promoted _______________nobody in the company likes her.
______________the injury was serious; she decided to carry on playing. It was an important match.
EVEN IF
EVEN THOUGH
EVEN THOUGH

13. GIVING ADVICE CONDITION ADVICE
You don’t have a wetsuit to keep you warm
Don’t go swimming off the Oregon coast in winter
You love spicy food
Order the Jamaican spice chicken IF IF

14. Summarize IF YOU DON’T HAVE QUESTIONS, THANKS!! If conditional
Unless & Only if
Unless & If … not
Even though & Even If
Giving Advice
DO YOU HAVE ANY QUESTION OR DOUBT
ABOUT CONDITIONAL?
IF YOU DON’T HAVE QUESTIONS, THANKS!!