~ simple present tense

digunakan untuk menyatakan habitual action atau rutinitis dan fakta - fakta umum

rumus :

(+) S + V1 (s/es)

(-) S + do/does + not + V1

(?) do/does + S + V1

do : I , you , they , we 

does : she , he , it

example :

* I don't take a bath twice a day

* do i take not a bath twice a day

* you don't make the cake

* do you make the cake

* they don't open the door

* do they open the door 

* she does not make the cake

* does she makes the cake

* Egi doesn't taake a bath twice a day

* does Egi takes a bath twice a day

~ Simple past tense

digunakan untuk menyatakan kalimat yang terjadi dimasa lampau

rumus : 

(+) S + V2

(-) S + did + not + V1

(?) did + S + V1

example :

* I didn't try my best

* we didn't like the beach so much

* she didn't always drink fresh water every morning

* we liked the beach so much

irregular verbs :

V1 : eat , go , buy , sell , get , drink , sing , see , drive , make , do

V2 : ate , went , bought , sold , got , drank , song , saw , drove , made , did

V3 : eaten , gone , bought , sold , got , drunk , sung , seen , driven , made , done

regular verbs : 

V1 : say , cook , study , open , want , look 

V2 : said , cooked , studied , opened , wanted , looked 

~ Past continous tense

Digunakan untuk menyatakan kejadian yang sedang berlangsung

rumus :

(+) S + be + Ving

(-) S + be + not + Ving

(?) be + S + Ving

be : Is , am , are , was , were

~ Simple future tense 

Digunakan untuk mengekspresikan kejadian yang belum terjadi , masih direncanakan , atau kejadian dimasa yang akan datang 

rumus :

(+) S + will + V1

(-) S + will + not + V1

(?) will + S + V1

~ Present perfect tense

Digunakan untuk menyatakan kejadian yang sudah terjadi dan hasilnya masih terasa / terlihat

rumus : 

(+) S + has/have + V3

(-) S + has /have + not + V3

(?) has/have + S + V3

have : I , you , they , we

has : she , he , it