EXCEPTION

                       Si la palabra termina con 'sh', 'ch', 's', 'x' o 'z', añadimos 'es'.

       

one church - two  churches          one bus - two   buses          one box - two boxes

 Presente simple

• Voz activa: John writes the letter
• Voz pasiva: The letter is written by John

. Presente continuo

• Voz activa: John is writing the letter
• Voz pasiva: The letter is being written by John

. Pasado simple

• Voz activa: John wrote the letter
• Voz pasiva: The letter was written by John

. Pasado continuo

• Voz activa: John was writing the letter
• Voz pasiva: The letter was being written by John

. Presente perfecto

• Voz activa: John has written the letter
• Voz pasiva: The letter has been written by John

 Pasado perfecto

• Voz activa: John had written the letter
• Voz pasiva: The letter had been written by John

 Futuro (Will)

• Voz activa: John will write the letter
• Voz pasiva: The letter will be written by John

 Futuro (going to)

• Voz activa: John is going to write the letter
• Voz pasiva: The letter is going to be written by John