Нужно найти 10 грамматических ошибок

1) Recently, I have been feeling really tired.
2) She has been watching too much television lately.
3) He has been working a lot lately.
4)Mary has been feeling a little depressed.
5) Lisa hasn’t been practicing her English.
6) What has he been doing last month?
7) She has been studying at University for three years.
8) What have you been doing for the last 30 days?
9) Peter has been teaching at the University since June
10) We have been waiting here for over two hours!
11) Why She hasn’t been attending her lectures for the last two days?
12) They have been talking for the last hour.
(Заранее извиняюсь, если будут ошибки, но думаю, что всё правильно)

This is my room. It’s big and light.There is one bed, a wardrobe and a big desk with two chairs. There is a brown carpet on the floor. There are yellow curtains on the window. You can see some plants on the windowsill. My room is very cozy, I love it!

Перевод

Это моя комната. Она большая и светлая. Там есть одна кровать, шкаф для одежды и большой письменный стол с двумя стульями. На полу лежит коричневый ковер. На окне висят желтые шторы. Вы можете увидеть растения на подоконнике. Моя комната очень уютная, мне она нравится!