The document discusses the past simple tense in Mongolian. It provides examples of suffixes used to indicate the past tense like -s, -sen, and -son. It also lists different time expressions used with the past tense, such as last week, yesterday, before. Examples are given of positive and negative sentence structures using the past tense as well as question forms and short answers.

1. Past simple- жирийн өнгөрсөн
цаг
●Жирийн өнгөрсөн цаг
нь -сан -сэн -сон гэж
орчуулагдах бөгөөд
дараах тохиолдолд
хэрэглэнэ

2. Хэрэглэх тохиолдол
●Өнгөрсөнд болсон нэг удаагийн
үйлийг илэрхийлэхэд
●Өнгөрсөнд олон давтагдаж тогтмол
болж байсан үйлийг илэрхийлэхэд
●Өнгөрсөнд болж байсан нэгэн үйлийн
үеэр агшин зуур болж өнгөрсөн бас
нэг үйлийг илэрхийлэхэд

3. Бусад цагаас ялгах
үгс
● Last week/ night/ month/
Monday/
● Yesterday
● Ago -week ago, two years ago,
month ago,
● Day before yesterday
● Before

4. Question form
Did +
I/you/we/they/he/she/it
verb?
Example
Did you watch tv last
night?

5. Positive form
I/you/we/they + verb/regular
verb-ed , irregular verb/
Example
I watched tv last night
I went to the country
yesterday

6. verb
Regular verb : play, stay,
help, talk, walk + ed
Irregular verbs: go-went ,
have- had , come – came ,
speak- spoke, do – did, draw
– drew, find – found , fly –
flew, forget – forgot, give –
gave etc

7. Negative form
I/you/we/they/he/she/it +
did not /didn't/ verb
Example
He didn't speak his friend
yesterday

8. Short answer and question
Did I/you/we/they/he/she/it verb?
Yes I/we/they/he/she/it/you did
No he/ she/it/you/we/they/i
didn't
Example
Did you watch TV last night?
Yes I did