The Past Perfect Continuous shows us that something started in the past and continued up until another time in the past. You can use time expressions like 'for' and 'since' with this tense: "They had been sleeping for an hour before I went to bed." If you do not want to show a length of time, use the past continuous instead: "They were sleeping Bentuk present future-nya ditandai dengan modal “will”, sementara bentuk perfect tense-nya ditandai dengan “have”, dan bentuk continuous ditandai dengan “been” yang berfungsi sebagai penghubung dua tense sebelumnya. Selain itu, ada beberapa catatan penting yang harus kamu perhatikan saat mempelajari tense yang satu ini. Lesson 12. Future Perfect Continuous Tense REMEMBER No Future in Time Clauses Like all future forms, the future perfect continuous cannot be used in clauses beginning with time expressions such as : when, while, before, after, by the time, as soon as, if, unless, etc. Instead of future perfect continuous, present perfect 1. Usamos el pasado perfecto continuo para referirnos a algo que habíamos estado haciendo (en proceso) cuando otra acción lo interrumpió. El pasado perfecto continuo se utiliza para la acción en proceso y el pasado simple para la acción que interrumpe. Cuando nos referimos a algo que hemos estado haciendo en un período de tiempo, por lo How to form Affirmative (Positive) Sentences in Future Perfect Continuous. To form an affirmative (positive) sentence, we put the Subject first. After the subject, we put the future form of the verb to have will have. Then we put the third form of the verb to be been. Then the main verb with the -ing ending. In the future perfect continuous tense continuous verb (1 st verb form with ‘ing’) is used. Then, use the “for” and “since”. “For” denotes a specific time period, whereas “since” denotes a continuing activity or occurrence in the past. Formula: Subject + will / shall + have been + basic form of verb + ing + object + since .

future perfect continuous tense time expressions