She has been to the university since last year.
I graduated high school since last year.
I have already finished studying for the English exam next week.
I have just graduated from high school two years ago.
Yes, I have finished eating since an hour ago.
Yes, I have already finished eating.
Yes, I have finished eating.
Yes, I finished eating five minutes ago.
How long since you have been on vacation?
How long for you have been on vacation?
How long you have been on vacation since?
How long you have been on vacation for?
I haven't been to a restaurant since one month.
I have been reading this book for three weeks.
I haven't slept well for the last week.
I have been at the university since this morning.
I have studied.
I have studied yesterday.
I have studied since yesterday.
I have studied for three hours.
I have done my homework yesterday.
I have finished studying.
I have finished studying since yesterday.
I have finished studying for three hours.
We never have been to Australia.
I have never been to Korea.
You have been never to Canada.
She have never been to Japan.
What I want discuss is...
In today's lecture, I am discuss...
This takes me to my next point...
Today, we are going to discuss...
What big means is large.
What is big? Well, big means large.
Big, in other words, large or huge.
What I mean big is large.