There was an old man wandering about the corner _____ waiting for someone.

We ___have hurried all the way to the airport—the flight was called off because of the foggy weather.

I’ll keep his address _____ I need it

et where I saw the skirt, otherwise I _______you the shop now.

依次填入下列各句横线处的成语，最恰当的一组是（ ）①李小明在这次学校举行的《诚信》讲演海选比赛中，台风稳重，________，成功进入复赛。②莫言讲起他在高密东北乡的故事，_________，使很多文学青年也非常向往。③实干兴邦，空谈误国。没有调查就没有发言权，_________，很令人讨厌。