Do you know what WWF______ ?—-Yes. That’s World Wide Fund for Nature.

Life is like a long race ____ we compete with others to go beyond ourselves[ ]

We were________at what he said．

On Christmas Eve, we put up some balloons to _______ the festival atmosphere.

下列选项中的诗句填入《诮燕》一诗画横线处，恰当的一项是（ ）风雨池塘斗颉颃，春来秋去一生忙。 ，辛苦营巢傍屋梁。