Ideally you use this type of exercise for speaking practice. But at times the topic will be such a brain-twister that you'll probably have to do it in written form first. If you write first, make sure to compare your answers with the answer key below. After that, cover the answers and your written work and work only with the prompts of the exercise and do the following:
Rearrange the sentences and train the intonation according to following structure:
00. Es steht fest, dass die Schönheitsoperationen zu unserem Alltag gehören.
→ Dass die Schönheitsoperationen zu unserem Alltag gehören, steht fest.