Ответ:
9.4 Put the verb into the present continuous (I am -ing) or present perfect continuous (I have been -ing).
- Maria has been learning (Maria / learn) English for two years.
- Hello, Tom. I'm looking (I / look) for you. Where have you been?
- Why are you looking (you / look) at me like that? Stop it!
- Linda is a teacher. She has been teaching (she / teach) for ten years.
- I'm thinking (I / think) about what you said and I've decided to take your advice.
- 'Is Paul on holiday this week?' 'No, he isn't working (he / work).'
- Sarah is very tired. She has been working (she / work) very hard recently.
