I'm sorry ____ (keep) you ____ (wait) for so long.

Snowfall and low temperatures haven't made the animals move hurriedly for shelter. _______, they greet the snow with excitement, either enjoying the snowy landscape or tasting snowflakes.

相见欢

李煜

无言独上西楼，月如钩，寂寞梧桐深院锁清秋。

剪不断，理还乱，是离愁，别是一般滋味在心头。