The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
The girl looked at me with a ______expression. Maybe the problem was quite _____.
--Would you mind my sitting here for a moment?--______.
_____ in the mountains for a week, the two students were finally saved by the local police.
She explained it again to make herself _______ by the audiences.
It’s said that the team ______ twelve top European players .