be + -ing
|ing-||am / is / are||زمان حال استمراری|
Please be quiet. I’m working.
It isn’t raining right now.
What are you doing tonight?
|ing-||was / were||زمان گذشته استمراری|
I was working when she arrived.
It wasn’t raining so we didn’t need an umbrella.
What were you doing at 3:00?
be + past participle
|قسمت سوم فعل||am / is / are||زمان حال ساده مجهول|
I’m never invited to parties.
Butter is made from milk.
These offices aren’t cleaned every day.
|قسمت سوم فعل||was / were||زمان گذشته ساده مجهول|
The office was cleaned yesterday.
These houses were built 100 years ago.
How was the window broken?
Where were you born?
have / has + past pariciple
|قسمت سوم فعل||have / has||زمان حال کامل|
I’ve lived in this house for 10 years.
Tom has never ridden a horse.
Kate hasn’t been to South America.
What countries have you visited?
do / does / did + base form
|شکل پایه فعل||do /does
|سوالی و منفی کردن زمان حال ساده|
I like coffee, but I don’t like tea.
Chris doesn’t go out very often.
What do you usually do on weekends?
Does Gabriela live alone?
|شکل پایه فعل||did
|سوالی و منفی کردن گذشته ساده|
I didn’t watch TV yesterday.
It didn’t rain last week.
What time did Eric and Nicole go out?