Learn English: Indirect requests Yes / no questions (if / whether) intermediate level practice

This intermediate level exercise helps you to practice how to make indirect requests with yes no questions using if or whether. here is a transcript for this English practice exercise
http://www.improveenglishesl.com/intermediate_indirect_requests_if_whether_practice_exercises.html
If the process of making indirect requests is unclear, you should watch the video tutorial on how to make indirect requests first. When you are finished, you should come back to this exercise. When you finish with this practice exercise, be sure to practice the other indirect request forms.