ACTIVE    

PASSIVE

Present  simple

 Affirmative    She   WANTS     an   ice-cream.

 Negative        She   DOESN´T  WANT  an  ice-cream

 Question         DOES  she   WANT     an  ice-cream?

Present   simple    

Affirmative  An   ice-cream    IS   WANTED.

Negative       An   ice-cream    ISN´T  WANTED.

Question        IS  an   ice-cream    WANTED?

Past    simple

Affirmative  He    SENT    some    letters

Negative       He    DIDN´T   SEND  any  letters.

Question        DID  he    SEND   any   letters?

Past  simple

Affirmative  Some  letters   WERE   SENT.

Negative        Some  letters    WEREN´T  SENT.

Question        WERE    any  letters    SENT?

Future    simple

Affirmative  They   WILL  BUY  a  new  car  next   week

Negative        They   WON´T  BUY  a new car  next  week.

Question        WILL    they   BUY  a new  car  next  week?

Future    simple

Affirmative  A    new   car    WILL  BE  BOUGHT    next  week.

Negative        A     new  car   WON´T  BE  BOUGHT next  week.

Question       WILL   A  new  car  BE   BOUGHT next  week?