1. c) verb to be (past) + main verb + ing

2. a) a) I was reading a very pleasant book last night. (to read)

b) He was watching TV when his mother arrived. (to watch)

c) My father and my little brother were playing soccer yesterday.(to play)

d) My mother was having lunch with her friends last week. (to have)

e) They were working hard in their College project. (to work)

3. a) Was Rachel reading a new book? (read)

b)Were they working together yesterday? (work)

c) Was he listening to music? (listen)

d) Were you doing street dance? (do)

e)Was she helping her sister with her homework? (help)