Present Perfect Continuous cwiczenie - odpowiedzi

Ćwiczenie Wstaw podane wyrazy w nawiasach we właściwej formie w angielskim czasie Present Perfect Continuous.	Potrzebujesz pomocy? Czas Present Perfect Continuous

I have been helping my father to build our house since last September.
He has been working in the garden for two hours.
We have been playing in the band since our first year in school.
We have been sleeping in our rooms since early this morning.
I have been walking for three miles.
I have been standing up in the bus for 10 kilometers.
We have been swimming in the lake since we were little boys.
I have been waiting for you since yesterday morning.
He has been teaching English for eight years.
It has been snowing since early this afternoon.