Many young people are now crazy about Board Games (桌游), which are based on pure strategy and kind of of players’ psychological quality.
The pen, _______ I had been writing for ten years, was broken.
Mary has two brothers, ________ are doctors.
The problem _______ you argued about yesterday has been solved.
My aunt bought me a book, the name _______ I have forgotten.
On the way home I met my friend John, from _______ home the thief had stolen a computer.