Czy jest to dobrze zrobione?

1 zadanie (poprawki)
a) was watching
b) came, was talking
c) ate (lub was eating)
d) was doing (lub did) [Dalej nie widać]
e) rang
f) drove
g) swam
2 zadanie (poprawki)
a) left
b) was doing
c) drove
d) rang (lub was ringing)
e) was taking
f) When the teacher came in, the students shouted.
g) dobrze, lub was playing
ostatnie zadanie: (poprawki)
While Tim was feeding his cat, he saw a big dog.
While Mike was having dinner, Lucy was putting the children to bed.