PRESENT CONTINUOUS

Affirmative:  S + TO BE + V ‘ing’         

I am working = I’m

You/ We / you / they are working =  you’re/they’re

He / she / it is working = it’s/ he’s/ she’s

Negative:   S + TO BE + NOT + V ‘ing’ 

I am not working

You/ We / you / they are not working = we’re not/we aren’t

He / she / it is not working

Interrogative:  TO BE + S + V ‘ing’?       

Am I working?

Are you/ we / you / they working?

Is he / she / it working?

 PRESENT SIMPLE
 

Affirmative:     S + VB (-s/es at 3^rd pers.sg)           

 I / you / we / you / they – work
He / she / it – works  
 
Negative:   S + DO/DOES + NOT   (don’t/doesn’t)    
 I / you / we / you / they – do not work
He / she / it – does not work
 
Interrogative:   DO/DOES + S + VB?                     
Do - I / you / we / you / they  - work?
Does – he / she / it – work?
 
Negative-Interrogative:  do /does + not + S + vb?                
Do I not speak...?/ Don’t I speak English...?
Does he not/ Doesn’t speak....?