Question

change into passive voice
d) have your friend not arrange the hall for the meeting ?

e) did not help her sister in her studies ?

f) and you to revised all the chapters before examination ?​

Answer 1

Answer:

1.has the hall not been arranged for the meeting?( by your friend) optional.

2. was your sister not helped by you in her studies?

3.have all the chapters been revised by you before exam?

Answer 2

Answer:

Has the hall not been arranged for metting by your friend?

Wasn't your sister helped in her studies?

Have all the chapters revised by you before the examination?