Раскройте скобки, употребив глаголы в подходящей форме (Perfect либо Perfect Continuous)

Раскройте скобки, употребив глаголы в подходящей форме (Perfect либо Perfect Continuous) 1) Somebody (eat) all my porridge. The plate is empty. 2) Our mother (clean) the flat before we all returned. 3) I (live) here since childhood. 4) I (come) just from London. 5) I see the snow (stop). 6) His wife was not in. She (go) out a half an hour before. 7) I suppose I (read) the book by that time. 8) Tell me what you (do) in my absence.