Based on the use, future continuous is used to express the event that will be happening in the certain time of future. form: S will be + ving example: She will be studying at Dharma Loka two years after now It means that on the next two years the event will start. Besides, future perfect is used to express the event that will probably finished in the certain time of future. form: S will have + v3 example: On the next 30 years, people will not have taken paper-based test TOEFL. It means that after 30 years, no one will take paper-based test TOEFL
Focus on the Pattern of Language