Peter was fired again. He really didn’t know _____ went wrong.

Do you think the thief entered through the garage door?— No. If he had.I don’t believe he _____ the living room window. [ ]

It’s _____ book that I keep ____ it in my free time.

How much does this store often _______ for suchlarge eggs — Only $ 65 US cents a dozen . It was a realbargain.

依次填入下列横线处的语句，与上文衔接最恰当的一组是（ ）学好文科关键是要有很强的记忆和理解能力，刘言和李莉两位同学各有所长， 。