He was _____at the news and looked at me with his mouth _____.

The parcel was a whole week late. How I wish I ________ air mail instead.

In order to finish the experiment successfully, the professor always _________, for every day the light in his room didn’t go out until 4 a.m.

Following the successful Beijing Olympics，Nanjing________70 million people for the 2014 Youth Olympic Games.

Our teacher often tells us only by working hard every day_____ a better university at last.[ ]