—What made you so angry?— .
As is reported, it is 100 years______Qinghua University was founded.
He had his camera ready____ he saw something that would make a good picture.
They were busy ________ an experiment when I came.
“Harry Potter” is said ______ into over twelve languages by the end of last year.
From his ____ look, I knew that the questions during the interview were ______.