HOW + ADJETIVE / ADVERBS

 How long ... ?

 How  far  ... ?

 How  old  ...?

 How much ...?

 How many ...?

 How often ... ?

◉HOW LONG ...?   

       to ask about a period of time

 -How long does it take to get to london ?

 -How long is his visit ?


◉HOW FAR ...?   

         to ask about the distance from one people to another

  -How far is your house from the library ?

 -How far is it from Santader to Madrid ?


◉HOW OLD ...?   
    
          to ask about someone age

 -How old are you ?

 -How old were you when to live in England ?


◉HOW MUCH ...?  (to ask about the prize of something)   

 -How much did you pay that computer ?

 -How much milk there in the fridge ?


◉HOW MANY ...?  

             with a plural noun to ask about numbers

 -How many are in your class ?

 -How many people went to the party ?


◉HOW OFTEN ...?   

             to ask about the number of times something happen

 -How often do you go to the cinema ?

 -How often does your mom make bread ?

◉HOW ADJETIVE/ TOTAL  VERBS ...?

             to ask about the degree of a quality that some one or something has

 How tall/how hot/ how well/ how good/ how wide/ how big/ how deep / how long / howw high/...