Answer:
1) The results were not very encouraging.
2) We will have to conduct another experiment.
3) She has been all around the world.
4) It is the best solution to the problem.
5) Our questionnaire shows that teachers are not paid what they are worth.
6) His response was, "A job is a job; if it does not pay enough, it is a lousy job."
7) He would rather announce the findings at the conference.
8) The department's approach did not succeed.
Explanation:
For the 8th question, we cannot write the word "department's" in full form. Therefore, its stays as it is.