Question

They will have been writing letters for ten minutes.[identify the tense] *

future perfect continuous
future continuous
future perfect

Answer 1

Answer:

future perfect continuous tense is the correct answer

Answer 2

Answer:

future perfect continuous tense

Explanation:

Here, 'will have been writing' indicates Future Perfect Continuous. It is used to indicate an action that will have happened for some time and will not be complete yet at a certain point in the future.

Future Continuous (will be writing) indicates what will be going on in the near future.

Present Perfect Continuous (have been writing) is used to indicate an action that started at some point in the past and may or may not be complete.

Present Perfect (have written) is used to indicate an action which started in the past and has continued up untill now