自然：湄公河水坝威胁水生生命

Baa,baa,black sheep.

Baa,baa,black sheepBaa,baa,black sheep. Have you any wool? Yes sir ,yes sir. Three bags full. One for the master. One for the dame. One for the little boy. Who lives down the lane.黑绵羊咩咩叫 ...

晨读美文040

晨读美文The early snows fall soft and white and seem to heal the landscape. There are as yet no tracks through the drifts, no muddied slush in the roads. The wind sweeps snow into the scars of ou...

晨读美文005

晨读美文When in the Course of human events, it becomes necessary for one people to dissolve the political bands which have connected them with another, and to assume among the powers of the earth...