Ответы
Certainly! Here's the text with the verbs in the specified tenses:
1) Paula **is cooking** dinner now. She **has been cooking** since eleven o'clock, but she **has not prepared** the meat yet.
2) Sally and James **are gathering** raspberries in the garden now. They **have been gathering** raspberries for two hours, but they **have not gathered** enough for jam by now.
3) We **are preparing** for exams at the moment. We **have been preparing** since nine o'clock but we **have not revised** all the rules by now.
4) What **is** Mary **doing** now? She **is taking** a shower. She **has been washing** in the bathroom for half an hour now.
5) Where **is** Dick? - He **is repairing** his motorbike in the garage at the moment. He **has been repairing** it for two days and he **has not finished** yet.
6) **Is** Vicky **busy**? No, she **is watching** some program on TV at the moment. She **has been watching** TV since twelve o'clock.
7) Are you **reading** anything now? You **have been reading** for more than an hour now. What **are** you **reading**? - I **am reading** a report of my manager at the moment.
8) **Has** Elsa **made** sandwiches yet? No, she **has not**. She **has been making** them for fifteen minutes now. She **is slicing** cheese for the sandwiches at the moment.
9) **Is it** snowing outdoors now? Yes, it **is**. It **has been snowing** since yesterday evening.
10) This sportsman **is** exhausted. He **has been running** for more than an hour now. Look! He **is running** more slowly!