Present Simple and Past Simple

Present Simple and Past Simple

Present Simple

It expresses the activity (activities)  which happen (s) again and again in the present time.

Positive:      

I/We/You/They/ Plural Subject + v₁ + …… .

I work in Phnom Penh.

They study English every day. 

He/She/It/ Singular Subject + v₁ + …… .

She studies English at PPI.

Negative:     

I/we/you/they/ plural subject + don’t+ v_base  + …… ?

We don’t study at the weekend.

My friend and I don’t work at the same place. 

He/She/It/ Singular Subject + doesn’t + v_base + …… .

She doesn’t study French at PPI.

My mother doesn’t live in New York.

Question:     

Do + I/we/you/they/ plural subject + v_base  + …… ?

Do you live in Phnom Penh?

Do John and his wife work together?

Question:     

Does + he/she/it/ singular subject + v_base  + …… ?

Does she like cooking?

Does his wife work in a bank?

Past Simple

It expresses the activity (activities) which completely happened in the past time.

Positive:      

I/we/you/they/ He/She/It/ Singular Subject /Plural Subject + v₂ + …… .

I worked in Kandal Province last year.

They studied English at Angkor Wat. 

She studied English at PPI in 2012.

Negative:     

I/we/you/they/ He/She/It/ Singular Subject /Plural Subject + didn’t+ v_base  + …… ?

We didn’t study at the weekend.

My friend and I didn’t work at the same place last year. 

Question:     

Did+ I/we/you/they/ he/she/it/ singular subject /plural subject + v_base  + …… ?

Did she like cooking when she was young?

Did his wife work in a bank in 2018?