4.Not only was Tony late but also he had left all his books behind. 
5.Not only will you enhance your posture but also improve your acting ability on this course.
6.Not worth is it considering his suggestion for a moment.
7.Didn't she shed a tear when the story ended in tragedy.

8.Not once did the manager offer us an apology.
9.No sound did she make as she crept upstairs.
10.Only did he think about having a holiday abroad after he retired.