They are asking you to make up sentences out of the questions and answers highlighted in yellow on question 4.
Answer:
Nehmt ihr ein Taxi? = Nein, die U-Bahn
Wann kommt der Zug an? = Um 09:45 Uhr.
Wo Steigst du um? = Am Rathausplatz.
Holst du mich ab? = Ich habe leider keine Zeit.
----------------------------------------------------------------------------------------------------------------------
Are you taking a taxi? = No, the subway
When does the train arrive? = At 09:45.
Where do you change? = Am Rathausplatz.<- (Location so no translation)
Will you pick me up? = Unfortunately I don't have time.
Hope this helps if you need some more help please let me know
-Seth
