• English grammar
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  • 1 English alphabet
  • 2 English pronunciation and phonetics [0/3]
  • 3 English articles [0/9]
  • 4 English pronouns [0/39]
  • 4.1 English personal pronouns [0/3]
  • 4.2 English impersonal pronouns (it, there, ...) [0/4]
  • 4.3 English object pronouns [0/3]
  • 4.4 English possessive pronouns [0/5]
  • 4.5 English reflexive pronouns [0/4]
  • 4.6 English reciprocal pronouns [0/4]
  • 4.7 English demonstrative pronouns [0/3]
  • 4.8 English relative pronouns [0/4]
  • 4.9 English indefinite pronouns [0/5]
  • 4.10 English interrogative pronouns [0/4]
  • 5 English nouns [0/16]
  • 6 English adjectives [0/38]
  • 6.1 Adjectives of quality in English [0/4]
  • 6.2 Demonstrative adjectives in English [0/4]
  • 6.3 Possessive adjectives in English [0/4]
  • 6.4 Quantity adjectives in English [0/4]
  • 6.5 Interrogative adjectives in English [0/4]
  • 6.6 Numeral adjectives in English [0/8]
  • 6.7 Comparatives and superlatives [0/10]
  • 7 English adverbs [0/18]
  • 7.1 Position of adverbs in English [0/2]
  • 7.2 Adverbs of manner in English [0/2]
  • 7.3 Adverbs of place in English [0/2]
  • 7.4 Adverbs of time in English [0/2]
  • 7.5 Adverbs of quantity in English [0/2]
  • 7.6 Adverbs of frequency in English [0/2]
  • 7.7 Adverbs of degree in English [0/2]
  • 7.8 Adverbs of probability and certainty in English [0/2]
  • 7.9 Adverbs of opinion and observation in English [0/2]
  • 8 English prepositions [0/12]
  • 9 English verbs [0/122]
  • 9.1 Present tenses in English [0/29]
  • Fill in the correct present tense in English (Score -/-)Free
  • Exercise about all present tenses in English (Score -/-)Free
  • Mixed present tenses exercise in English (Score -/-)Free
  • Practice all the English present tenses (Score -/-)Free
  • 9.1.1 Present simple tense in English [0/5]
  • 9.1.2 Present continuous tense in English [0/4]
  • 9.1.3 Present simple vs present continuous in English [0/4]
  • 9.1.4 Present perfect tense in English [0/4]
  • 9.1.5 Present perfect continuous tense in English [0/4]
  • 9.1.6 Difference past simple and present perfect in English [0/4]
  • 9.2 Past tenses in English [0/20]
  • 9.3 Future tenses in English [0/21]
  • 9.4 Auxiliary verbs in English [0/9]
  • 9.5 Present participle in English [0/3]
  • 9.6 Past participle in English [0/3]
  • 9.7 Modal verbs in English [0/11]
  • 9.8 Phrasal verbs in English [0/3]
  • 9.9 Regular verbs in English [0/3]
  • 9.10 Irregular verbs in English [0/3]
  • 9.11 Gerund (-ing form) in English [0/8]
  • 9.12 Infinitive verbs in English [0/3]
  • 9.13 Imperative in English [0/2]
  • 9.14 Reported speech in English [0/2]
  • 9.15 Active and passive voice in English [0/2]
  • 10 English conditionals [0/20]
  • This chapter will discuss the English future perfect continuous tense. Future perfect continuous tense refers to actions that are currently unfinished but will be finished in the future. It is often used with an expression in time. 

    Structure of the English future perfect continuous tense 

    The future perfect continuous is formed by using the future perfect of the verb 'to be' with the present participle of the main verb (verb + ing). 

    will have been + present participle

    Examples:

    • I will have been living.
    • They will have been working together for 2 years. 

    How to form the future perfect continuous tense

    How the future perfect continuous tense is formed, depends on whether the sentence is:

    1. Affirmative: expresses the truth of a certain assertion.
    2. Negative: expresses the falsity of a certain assertion. 
    3. Interrogative: expresses a question.

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    1. Affirmatives

    Structure: Subject + will have been + present participle + the rest of the sentence.

    Examples:

    • She will have been walking home since 9 o'clock. 
    • They will have been running for 1 hour. 

    2. Negatives

    Structure: Subject + will not have been + present participle + the rest of the sentence. 

    Examples:

    • They will not have been working in the company for 2 months.
    • He will not have been watching television for 3 hours. 

    3. Interrogatives

    Structure: Will + subject + have been + present participle + the rest of the sentence + question mark 

    Examples:

    • Will you have been studying in the new building for a couple of days?
    • Will they have been working here since May? 

    Usage of the future perfect continuous tense

    The future perfect continuous is used in two cases. The table below will show when to use which case. 

    Use Examples
    To indicate that something will continue until a particular time in the future. 
    • They have been watching television for over an hour by the time her mother arrives. 
    • How long will you have been living in Amsterdam when you graduate?
    Before another action in the future to show cause and effect. 
    • She will be tired when she gets home because she will have been  studying at school for 4 hours. 
    • His German will be perfect when he returns to Spain because he will have been studying German in Germany for 3 years. 

    Test your knowledge of the future perfect continuous with the exercises below!