third period themes

third period themes

1. since-for

   • desde y para son dos preposiciones que se usan con el presente perfecto y el presente perfecto continuo
   • La preposición “for” se usa para expresar la duración de una acción, el periodo de una acción o un evento.
   • example with since I have been sick since Monday

2. present perfect

   • an action that started in the past and continues in the present
     • example
       • sebastian ha jugado durante 9 años

3. because

   • give an answer or reason for something
     • example:She loves me because is my girlfriend
       • I bought a pencil case because i need it

4. so

   • its main function is to give an answer to which you need it
     • exaple
       • He lived in Boston and so did we
         • You could publish your book next year and so could he