CONDITIONALZERO1ST2ND3RD

USAMOS CONDITIONAL SENTENCE (IF CLAUSE)

QUANDO QUEREMOS DIZER QUE UMA COISA

IRÁ ACONTECER EM FUNÇÃO DE OUTRA,

IF CLAUSE ( CONDITIONAL SENTENCES)

Apresentam diferentes combinações de tempos verbais e

vêm relacionadas a orações principais

If she comes, she will meet him

If you pour oil on water, the oil floats

If I found a wallet in the street, I would take it to the police station

If I had taken my umbrella, I wouldn´t have got wet.

COMPARE THESE EXAMPLES:

(1)

Lisa has lost her watch. She tells Sue: Lisa: I´ve lost my watch. Have you seen it

anywhere? Sue: No, but if I find it, I´ll tell you

In this exemple, Sue feels is real possibility that she will find the watch

JANET SAYS: (2)

If I found a wallet in the street, I would take to the police station

This is a different type of situation. Here, Joe doesn´t expect to find a wallet in the street; he is imagining a situation that will problably not happen. (unreal situation

CONDITIONAL SENTENCES SÃO FORMADAS POR UMA ORAÇÃO

PRINCIPAL E UMA SUBORDINADA(CONDICIONAL),

UNIDAS POR IF OU OUTRA CONJUNÇÃO CONDICIONAL. ELAS

PODEM EXPRESSAR:

ZERO CONDITIONAL

Simple Present +

Simple Present

1. UTILIZADO PARA FALAR SOBRE VERDADE UNIVERSAL OU PARA DAR UMA ORDEM, UMA INSTRUÇÃO (ATEMPORAL)

If you heat water to 100 ºC, it boils

ZERO CONDITIONAL

Simple Present +

Imperative

1. UTILIZADO PARA FALAR SOBRE VERDADE UNIVERSAL OU PARA DAR UMA ORDEM, UMA

INSTRUÇÃO (ATEMPORAL)

If you need help, call me

1ST CONDITIONAL (REAL)

Simple Present +

Future (will)

Como alternativa para WILL podemos usar (can, may, might, should, must)

UTILIZADO PARA EXPESSAR UMA AÇÃO POSSÍVEL DE ACONTECER NO FUTURO

REAL SITUATION

IF I HAVE MONEY, I WILL BUY THIS BOOK.

WE WILL GO TO THE MOUNTAINS ON THE WEEKEND IF IT DOENS´T RAIN

2ND CONDITIONAL (UNREAL)

Simple Past +

Would

Como alternativa para would podemos usar Could

DESCREVEM CONDIÇÕES E RESULTADOS IMPROVÁVEIS OU IMPOSSÍVEIS NO FUTURO OU

PRESENTE(UNREAL)

IF I HAD THE CHANCE, I WOULD STUDY IN HARVARD.

IF I HAD A MILLION DOLLARS, I WOULD BUY AN AIRPLANE

3RD CONDITIONAL

Past Perfect +

Would have + Past participle

UTILIZADO PARA EXPRESSAR UMA AÇÃO QUE NÃO SE

CONCRETIZOU NO PASSADO E SUA PROVÁVEL

CONSEQUÊNCIA HIPÓTESES SOBRE O QUE NÃO

ACONTECEU NO PASSADO, SITUAÇÕES EM QUE NÃO SE

PODE VOLTAR ATRÁS.

IF THEY HAD DRIVEN MORE CAREFULLY, THE ACCIDENT WOULDN

´T HAVE HAPPENED

If we had arrived earlier, we would have gotten tickets for the

show

CHOOSE THE CORRECT ALTERNATIVE

1ST CONDITIONAL:

WILL + PRESENT TENSE

2ND CONDITIONAL: WOULD + SIMPLE PAST

1.I'LL BE BACK HERE BY TEN P.M. ___________TONIGHT...

A.IF THE TRAIN WASN'T LATE.B.UNLESS THE TRAIN IS LATE.

3.IF NO ONE CALLS BY NEXT WEEK_______________

A.I WOULD SELL THE STEREO TO YOU.

B.I WILL SELL THE STEREO TO YOU.

4. I WOULD TELL YOU OF

COURSE___________

A.IF I KNEW THE ANSWER.

B.IF I'LL KNOW THE

ANSWER.

5. WHAT WILL YOU DO__________

A.IF SHE REFUSES TO GO OUT WITH YOU?

B.IF SHE'LL REFUSE TO GO OUT WITH YOU?

6. IF YOU STUDIED MORE________

A. YOU WON'T FAIL YOUR EXAMS.

B.YOU WOULDN'T FAIL YOUR EXAMS.

7.I'LL GIVE YOU THE MONEY TOMORROW___________

A.IF I CAN B.IF I COULD

Next Class: Don´t forget to bring your book, unit 29

(POVERTY AND BASIC RIGHTS)