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Future Perfect Continuous Tense

Pola Future Perfect Continuous Tense adalah sebagai berikut:
Subject + will + have + been + ( verb1+ing) + object + modifier
Contoh:
  1. Farmers in Jati Bali will have been growing rice crops for 40 years by the end of this year. (Petani-petani di Jati Bali akan telah bercocok tanam padi selama 40 tahun sebelum tahun ini berakhir).
  2. Some students will have been conducting research on vegetative plant propagations for one year when the next semester starts next month. (Beberapa siswa akan telah melakukan penelitian pada perbanyakan tanaman vegetatif selama 1 tahun ketika semester berikutnya dimulai bulan depan).
  3. Transpiration will have been starting to increase for more than an hour when we measure it at 9 a.m. tomorrow. (Transpirasi akan telah mulai meningkat selama lebih dari 1 jam ketika kita mengukurnya jam 9 pagi besok).

Penggunaan Future Perfect Continuous Tense

Penggunaan future perfect continuous tense sama dengan penggunaan future perfect tense kategori yang ketiga, yaitu: untuk menyatakan bahwa kejadian/aktivitas akan terus terjadi/dilakukan sampai batas waktu tertentu di masa mendatang.
Perhatikan contoh pada future perfect tense kategori ketiga, berikut:
  1. I arrived at school at 7 a.m. When my dad picks me up at 1 p.m., I will have been at school for 6 hours.
  2. I have lived in this house for nine years or so.  On August 17, I will have lived in this house for 10 years sharp.
  3. It’s 9 p.m. I am going to bed now and get up at 5 a.m. When I get up, I will have slept for 8 hours.
  4. When Mr. Dodi retires next month, he will have worked for this company forty-five years.
  5. It’s 7 p.m. now. She has been waiting for her boyfriend since an hour ago. He just called her that he will arrive at 8 p.m. When he arrives, she will have waited for 2 hours.
Dalam future perfect continuous tense, kelima kalimat ini menjadi:
  1. I arrived at school at 7 a.m. When my dad picks me up at 1 p.m., I will have been being at school for 6 hours.
  2. I have lived in this house for nine years or so.  On August 17, I will have been living in this house for 10 years sharp.
  3. It’s 9 p.m. I am going to bed now and get up at 5 a.m. When I get up, I will have been sleepingfor 8 hours.
  4. When Mr. Dodi retires next month, he will have been working for this company forty-five years.
  5. It’s 7 p.m. now. She has been waiting for her boyfriend since an hour ago. He just called her that he will arrive at 8 p.m. When he arrives, she will have been waiting for 2 hours.

Negative Form

Bentuk negatif kalimat Future Perfect Continuous Tense dibuat dengan menambahkan not setelah auxilary will, seperti terlihat pada pola berikut,
Subject + will + not + have + been + (verb1+ing) + object + modifier
Contoh:
  1. When my dad picks me up at 1 p.m., I will not have been being at school for 10 hours yet.
  2. I have lived in this house for nine years or so.  In the next July, I will not have been living in this house for 10 years yet. (belum cukup 10 tahun Juli depan)
  3. It’s 9 p.m. I am going to bed now and get up at 5 a.m. When I get up, I will not have been sleeping for 10 hours yet.
  4. When Mr. Dodi retires next month, he will not have been working for this company for fifty years yet.
  5. It’s 7 p.m. now. She has been waiting for her boyfriend since an hour ago. He just called her that he will arrive at 8 p.m. When he arrives, she will not have been waiting for 3 hours yet.

Yes/No Questions

Yes/No Questions untuk Future Perfect Continuous Tense adalah sebagai berikut:
Will + subject + have + been + (verb1+ing) + object + modifier?
Contoh:
  1. When your dad picks you up at 1 p.m., will you have been being at school for 10 hours?
  2. Will you have been living in this house for 10 years yet next July?
  3. When I get up, will I have been sleeping for 10 hours yet?
  4. When Mr. Dodi retires next month, will he have been working for this company for fifty years yet?
  5. Will she have been waiting for 3 hours yet when he arrives?
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