TENSES

Simple Present Tense

+	Subject + Verb 1 + Object
-	Subject + Don’t / Doesn’t + Verb 1 + Object
?	Do / Does + Subject + Verb 1 + Object?

Example :

+	He buy a stock.
-	He don’t buy a stock today.
?	Do he buy a stock yesteday?

Present Continuous Tense

+	Subject + To be 1 + (Verb + ing) + Object
-	Subject + To be 1 + Not + (Verb + ing) + Object
?	To be 1  + Subject + (Verb + ing) + Object ?

 Example :

+	He is buying two slot of stock.
-	He isn’t buying two slot of stock today.
?	Is he buying two slot of stock yesterday?

Present Perfect Tense

+	Subject + Have/Has + Verb 3 + Object
-	Subject + Have/Has + Not + Verb 3 + Object
?	Have/Has + Subject + Verb 3 + Object?

 Example :

+	I have bought five slot of stock today
-	I haven’t bought a stock.
?	Have he bought a stock today?

Simple Past Tense

+	Subject + Verb 2 + Object
-	Subject + Did not (Didn’t) + Verb 1 + Object
?	Did + Subject + Verb 1 + Object ?

 Example :

+	He bought a stock today.
-	He didn’t buy a stock yesterday.
?	Did he buy a stock today ?

Past Continuous Tense 

+	Subject + To be 2 + (Verb + ing) + Object
-	Subject + To be 2 + Not + (Verb + ing) + Object
?	To be 2  + Subject + (Verb + ing) + Object ?

 Example :

+	I was buying a stock when the price going down.
-	I won’t buying a stock when the price goes up.
?	Was he buying the stock when the price going down?

Past Perfect Tense

+	Subject + Had + Verb 3 + Object
-	Subject + Had + Not + Verb 3 + Object
?	Had + Subject + Verb 3 + Object?

 Example :

+	He had Bought two slot of stock today.
-	He hadn’t bought a stock yesterday.
?	Had he bought two slot of stock today?

Simple Future Tense

+	Subject + Will + Verb 1 + Object
-	Subject + Will + Not + Verb 1 + Object
?	Will + Subject + Verb 1 + Object ?

 Example :

+	He will buy five slot of stock tomorrow.
-	He won’t buy five slot of stock yesterday.
?	Will he buy five slot of stock yesterday?

Future Continuous Tense

+	Subject + Will + be + (Verb + ing) + Object
-	Subject + Will + Not + be + (Verb + ing) + Object
?	Will + Subject + (Verb + ing) + Object ?

 Example :

+	I will be buying three slot of TELKOM stock today.
-	I won’t be buying three slot of TELKOM stock tomorrow.
?	Will I buying three slot of TELKOM stock tomorrow?

Future Perfect Tense

+	Subject + Will + Have + Verb 3 + Object
-	Subject + Will + Not + Have + Verb 3 + Object
?	Will + Subject + Have + Verb 3 + Object ?

 Example :

+	I will have sold my car tomorrow.
-	I won’t have sold my car today.
?	Will I have sold my car?