Have you got news that a terrorist incident occurred in Kunming the other day—Yes，it’s shock to all of us．

Mr Green _________ back _________.

I’m so glad to see you back, LucyHow long _______ at your grandma’s?[ ]

Nancy reminded me of what I should ________ have forgotten

I don’t believe these people have achievedsuccess __________. They must have put much effort into their work.