Who, which, where ,why ,when We are talking about the book ___ we bought a week ago.
I wrote to the friend ……… had a birthday last week.
They will visit the castlethe Princess Diana lived.
Winter is the time of the yearmany people suffer from flu.
Do you know the reasonshe is so upset?
I can’t understand the reasonyou have been late for work.
This is the placeyou can find everything.
The university I study is near my house.
This is the reasonI invite him to the cinema.
I remember the dayI went to school.
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