---peter has already left.---when__he__?---yesterday.我想问一下那两个空为何是did 和leave而不是has 和left?

Peter has already read the book.改为一般疑问句. 彼得已经买了许多他能用的东西.Peter has already bought many things_____ _____ _____. ---peter has already left.---when__he__?---yesterday.我想问一下那两个空为何是did 和leave而不是has 和left? He has died already China has already carried --Peter has passed the driving test already.--Really?I___.A.didn't know B.haven't known C.don't know D.hadn't known Username has already been taken but she has already gone He already has a lover Who has a basketball?Peter does.为什么用peter does不用peter has. peter has had his bicycle_(repair). Peter has o什么one aunt Peter has five computers at ______(little) Peter has bats in his.翻译 Screen name has already been taken This username has already been used是什么意思 That survey has already been taken. A snow w_ has been posted already