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Why is By next month, I will have been knowing him for a year incorrect?

About this question

This question belongs to "Thì tương lai hoàn thành tiếp diễn – Future Perfect Continuous" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.

Question detail

Why is 'By next month, I will have been knowing him for a year' incorrect?

A

'Know' is a stative verb and shouldn't be used in continuous tenses.

B

The preposition 'by' is used incorrectly.

C

The duration 'for a year' is too short for this tense.

D

'Will' should be replaced with 'would'.

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