用关系副词where,when,who分别造三个定语从句.

1.What is the name of the town where we stayed last?
My neighbor bought this TV set in the shop where her brother works.
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2.Einstein had to stop his research work in the year when the First World War broke out.That happened on the day when I saw you.
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3.The professor who gave us a lecture last Friday is from Beijing University.
The man (who/whom)you saw just now is a famous painter.