Выберите правильную грамматическую форму сказуемого.
1)We _____ along the forest for two hours before we saw the house.
a) walked b) had been walking c) walk
2)He quickly forgot everything he _____ at school.
a) learns b) had learnt c) walk
3) we ____ about him when he suddenly came in.
a) were talking b) will talk c) are talking
4) she looked tired. She _____ letters all morning
a) had typed b)typed c)had been typing
5)He____ the car when the phone rang.
a) cleaned b) was cleaning c) had been cleaning
6) We ____ here since April
a) have been b) ware c)are