【正文】
mproving environment . the world trusts beijing .beijing still has a lot to do to reach the level the world expects, but we have the confidence to make beijing a green city. great changes are taking place, and not far in the future, beijing will be the focus of all worldsamp。39。 attention. weamp。39。ll grasp the opportunity and do our best to make the sky bluer, water greener and air fresher by the year XX. letamp。39。s all wish the best for the XX olympics in beijing. thanks for your listening.