示范答案：
As far as I’m concerned, the interaction between world leaders will surely become more frequent in the future. Despite nationality, we all live on the one and only earth. It involves human’s survival and prosperity. It’s our destiny and responsibility to share, no matter the good or the bad, so it’s really necessary to enhance the communication among countries.
Leaders come to realise that they need to have conferences and search for the peaceful way to ease the international tension, such as energy exploration in the disputed continents, environmental crisis and so on.
