Образуйте perfect continuous tenses (present, past, future) от следующих глаголов. model: to finish - a) have been finishing; b) had been finishing; c) will have been finishing 1) to write 2) to live 3) to make 4) to examine 5) to gather

1) have been writing, had been writing, will have been writing.
2) have been living, had been living, will have been living.
3) have been making, had been making, will have been making.
4) have been examining, had been examining, will have been examining.
5) have been gathering, had been gathering, will have been gathering.