what is it?
what is it important?
how to make
change the verb . verb 1 to verb 2
Regular A irregular verbs
add time reference ago,last,yesterday,in 1999
I learn English | I learned English 2 years ago
I see my boss | I saw my boss yesterday
Do you learn Spanish? | did you learn Spanish ? last week?
Where do you learn English? | where did you learn English?