Our school had about 20 notebook computers but only one-forth_____used regularly. Now we have 50 working all day long.
He for two weeks , so he had a lot of work to .
I went there yesterday to see my uncle .
All the people __ __the meeting were very important.
He has been absent ____ ____ class for quite a long time.
Though I have no idea ____ ___ the new film is about, I know it is popular with all who have seen it.