Английский помогите не могу решить

Поставьте глаголы в скобках в Present Perfect.
He _____ (finish) training. She _____ (score) twenty points in the match. We _____ (watch) all the Champions League matches this season. That's amazing! She _____ (run)  fifteen kilometers this morning! She _____  (buy)  some really nice rollerblades! Oh, no! I  _____ (lose) my money! My mum _____ (write) shopping list. It's on the kitchen table. Dad, you _____ (eat) my biscuit! I’m tired. I  _____ (watch) three X-Files videos. Hurry up! They  _____ (start) the film! Mary  _____ (study) hard this year, so she'll pass her exams. Oh no! She  _____  (drop) the plate! The garden is very green. It  _____ (rain) a lot this month. These are my favourite trousers. I  _____ (have) them for five years. Tom's my best friend. I  _____ (know) him for three years. They _____  (live) in Miami for two years. Jo has earache. He  _____ (have) it since 7 o'clock. Brad _____ (live) in Chicago since 1998.

Отрицательные предложения в Present Perfect.
Упражнение 2.
Поставьте глаголы в скобках в Present Perfect negative.
I _____ (not clean) my football boots. They _____ (not start) their meal. I  _____ (not do) my homework. He _____  (not win)  all his matches this year. My brother and I _____  (not see) any films this week.               It's my birthday party today. I  _____ (not invite) many people. He  _____  (not wash) his hands. They're very dirty. Mum's really angry. We _____  (not tidy) our room! I can't play with my friends this evening. I  _____ (not finish) my homework. I  _____  (not visit) New York for three years. Where's Alison? We  _____  (not see) her since yesterday. Dad   _____ (not take) a holiday since last August. John  _____ (not play) the violin since he was school.  

Упражнение 3.
В письме есть 4 ошибки на использование  for и since.  Найдите и исправьте их.

Dear Mum and Dad,
I've lived in Africa since two weeks and I love it! Africa is beautiful! I haven’t travelled to any faraway place for last summer. I’m so happy now! I’ve already seen Mr. Rambler. He is working for WWF here and taking photos of wild animals. I haven’t seen any lions yet. I think I’ll see them later.
Thank you for the trip. I’ve dreamed of Kenya for my childhood. I haven’t seen you since ages!
I miss you so much!
Love, Nigel.  

Упражнение 4.
Дополните предложения словами for или since.

I've lived in Washington _____ 1997. Ben has studied English _____  three years. They haven't visited their grandparents  _____ months. Julie's ill. She's been in bed _____ Tuesday. My dad has had his new car_____  six It's been ten years_____ we moved to Oxford.