Future Perfect Continuous Tense

โครงสร้าง  :  will  +  have  +  been  +  V.ing

ประโยคบอกเล่า

Subject  +  will  +  have  +  been  +  V.ing

Ex.  She will have been playing tennis.

         They will have been cooking.

 ประโยคปฏิเสธ

Subject  +  will not  +  have  +  been  +  V.ing

Ex.  She will not have been playing tennis.

       They will not have been cooking.

ประโยคคำถาม

Will  +  Subject  +  have  +  been  +  V.ing ?

Ex.  Will she have been playing tennis?

       Will they have been staying here?

Future Continuous                        Future Perfect                            Future Simple