Omission of prepositions | Exercise follow Topic

Question 87: According to the speaker, what will Ivan Schwartz do?

Question 88: What are listeners asked to do?

Question 89: Why does the speaker thank the listener?

Question 90: What does the speaker imply when she says, "Could you give me her contact information"?

Question 91: What problem is mentioned?

Question 92: What is the purpose of the report?