The study you have been making________the ancient Chinese culture is an interesting job.
Fred always ___ doing the washing-up by saying he’s working in the garden.
He is one of those students who, I am sure, always do ____ best.
--- How did you pay these worker Well, as a rule they were paid _____.
I met the teacher in the street yesterday ____ taught me English three years ago.
It will be quite a long time _____ she is back again, so don't be too cross with her.