-----Hi, Lucy, you look tired. -----I’m really tired. I ______ the living room all day.
He has passed the examination _____ his hard work.
I don’t like the pattern of the trousers. _____, the colour doesn’t suit me.
Many students believe the choice of their majors and universities should _____ their own interest.
I’ve worked with children before, so I know what _____ in my new job.
On hearing the sound, the birds flew away in every _____.