As a language learning tool, I am only capable of generating sentences in English and providing an explanation about Future Perfect Progressive. Thai language also has the concept of this tense, which is used to express an action that will have been ongoing at some specified point in the future. Future Perfect Progressive is a very complex tense, and it is not often used in everyday conversation, but it is still crucial to understand it well for advanced language usage.

Exercise 1: Complete the sentence with the correct verb form

Exercise 2: Find suitable future verb form for the following sentences

Do note that Thai grammar doesn’t have strict rules like in English for tenses. The exercises aim to provide a general concept of this tense. It’s often more about context and added words to denote future or ongoing action.