20 предложений на тему present perfect continuous

This tense is used to express an action that started in past and continued to present.  

e.g. She has been living in Moscow since 1997.

He has been working in the shop since 2003.

They have been studying this book for two weeks.

I have been writing letters for two hours.

Helen has been waiting for you for half an hour.

The cat has been sleeping for three hours.

My parents have been using their computer for five years.

My neighbors have been singing since 6 a.m.

It has been snowing since yesterday.

He has been writing for The New York Times since the 1990s.

She hasnt been seeing her daughter for 20 years.

He hasnt been drinking Cola for 2 months.

They havent been talking for 2 years.

What have you been doing for the last 20 minutes?

Have you been working as a doctor since 2003?

You have been making a noise for one hour.

She hasnt been visiting classes for last 3 months.

I have been studying English for six years.

She has been crying since this morning.

Ive been waiting for ages.