Объяснение:
1. I know who your boss is. I have worked for him.
2. Look! Somebody has already broken the tree.
3. Mary has gone to Moscow, but she’ll be back next Monday at the latest.
4. Andy is in hospital now. He has had a bad crash.
5. Jane is crying. She has hurt her knee.
6. Я только наделаю ошибок
Упражнение 2.
He has finished training. She has scored twenty points in the match. We have watched all the Champions League matches this season. That's amazing! She has run fifteen kilometers this morning! She has bought some really nice rollerblades! Oh, no! I have lost my money! My mum has written shopping list. It's on the kitchen table. Dad, you have eaten my biscuit! I’m tired. I have watched three X-Files videos. Hurry up! They have started the film! Mary has studied hard this year, so she'll pass her exams. Oh no! She has dropped the plate! The garden is very green. It has rained a lot this month. These are my favourite trousers. I have had them for five years. Tom's my best friend. I have known him for three years. They have lived in Miami for two years. Jo has earache. He has had it since 7 o'clock. Brad has lived in Chicago since 1998.
1.False
2.true
3.true
Объяснение: