пожалуйста срочно помогите по британскому !!!

обычно это изучают в 6 классе

1. she's been studying the subject for a couple of years.
2. I've heard a lot of interesting stories about Mark.
3. Some of you haven't been working hard enough.
4.I've been coming here for many years.
5. He hasn't spent much time in Brazil.
6.a few of us have stayed in prague before.
7. She's been taking many days off work too.
8. he's been trying find some information.
9. I haven't seen you for a few days.
10.my mother has been doing a lot of gardening .

1. she's been studying the subject for a couple of years.
2. I've heard a lot of interesting stories about Mark.
3. you haven't been working hard of some enough. (not sure!)
4. I've been coming here for many years.
5. he hasn't spent much time in Brazil.
6. a few of us before have stayed in Prague.
7. she's been taking too many work off days.
8. he'sbeen trying to find some information.
9. I haven't seen you for a few days.
10. my mother has been doing a lot of gardening today.