(Past continues tense)
2 My mother was washing the dishes My father was helping her.
3 My brother wasn't drawing pictures.
4 The cleaner was cleaning the house. I was making a cake.
5 Were the drivers listening to the radio?
6 Were we doing our best to win the competition?
7 Julia wasn't playing snowball with her friends.She was making a snowman.
8 Were Dorothy and Mark painting the fences?
9 I was trying to find the best present for my mother.
10 They weren't listening to their teacher.
11 The pupils were reading fairy tales.The teacher was listening to them.
12 Was the princes kissing the frog?
1) Who was Ivanovsky?
2) What did he start to study after graduation?
3) What conclusion did Ivanovsky come to after researching tobacco disease?
4) on what he conducted the experiments?
5) How did Ivanovsky catch the smallest bacteria?
6) What conclusion did he make after numerous studies?
7) What substance did Ivanovsky introduce into the plants?
8) What branch of microbiology was first created by Ivanovsky?