The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
The crowd cheered wildly at the sight of Liu Xiang, who was reported ______ the world record in the 110-meter hurdle race.
The students were all standing by the swimming pool, _______ swimming suit.
I had told you the turth. ______ I keep repeating it?
-----Do you think we should accept that offer? ------ Yes, we should, for we______ such bad luck up till now, and time ______ out.
________ achievement, last week’s ministerial meeting of the WTO here earned a low, though not failing, grade.