1. ConditionalConditional
Sentences ISentences I

2. F orm s and U ses
Conditional sentences consist of twoconsist of two
clausesclauses:
 A conditional clause
 A main clause
If the weather isis fine, we’ll go’ll go
sunbathingConditional sentences are used to
express that the action in the mainthe action in the main
clause can only take place if aclause can only take place if a
certain condition is fulfilled in thecertain condition is fulfilled in the
conditional clauseconditional clause.
Conditional sentences are used to
express that the action in the mainthe action in the main
clause can only take place if aclause can only take place if a
certain condition is fulfilled in thecertain condition is fulfilled in the
conditional clauseconditional clause.

3. TYPE 1. Real, Likely Conditionals
 They have present or future time referencepresent or future time reference.
 The main clause can actually take place if the
condition happens. The condition seemscondition seems
realistic to happenrealistic to happen:
- If I find her address, I will send her an invitation.If I find her address, I will send her an invitation.
I want to send an invitation to a friend, I
just have to find her address. I am sure,I am sure,
however, that I will find it.however, that I will find it.
If Peter has the money, he will buy a car.If Peter has the money, he will buy a car.
It is very likelyIt is very likely that Peter will have enoughthat Peter will have enough
moneymoney to buy that car.

4. Real, likely Conditionals
There are different kinds of real conditionals.
Conditional clauseConditional clause Main clauseMain clause
Present Present
- If it rains, you get wet.
Present Future
- If I see Peter, I’ll tell him.
Present Imperative
- If you know the answer, let me know.

5. Negative ConditionsNegative Conditions
UNLESS = IF … NOTUNLESS = IF … NOT
I won´t go to the party if she doesn´t invite
me
=
I won´t go unless she invites me

6. Future Time ClausesFuture Time Clauses
AsAs soon assoon as you arrive, call me!
We´ll make the dinner whenwhen you arrive home.
I won´t be happy untiluntil I see you again.
I´ll have a shower beforebefore I leave.
AfterAfter I finish university, I´ll probably take a
year off.

7. Future Time ClausesFuture Time Clauses
AsAs soon assoon as you arrive, call me!
We´ll make the dinner whenwhen you arrive home.
I won´t be happy untiluntil I see you again.
I´ll have a shower beforebefore I leave.
AfterAfter I finish university, I´ll probably take a
year off.