I drink tea every morning.
I am drinking tea now.
I was drinking tea yesterday at 5 p.m.
I drank tea ten minutes ago.
I have already drunk tea.
I had drunk tea by 5 p.m. yesterday.
I will drink tea in 10 minutes.
She goes to the zoo every Sunday.
She is going in the zoo now.
She was going in the zoo when we met her.
She went to the zoo last Monday.
She had gone to the zoo yesterday by 6 p.m.
She has gone to the zoo twice.
She will go to the zoo tomorrow.
We visit our friends every week.
We are visiting our friends now.
We were visiting our friends when their parents arrived.
We visited our friends yesterday.
We have already visited our friends.
We had visited our friends by 4 p.m. last Sunday.
We will visit our friends next week.