________ he finished writing his paper in such a short time surprised us all.

two readable books, which do you think is ______one for me to read

On seeing Jay Chow appeared on the stage, the audience ________ cheering.[ ]

It was not until I came here ________ I realized this place was famous for not only its beauty but alsoits weather. [ ]

______from the top of the mountain, the village looks like a small box.