用适当的关系代词或关系副词填空.
①Who is that girl ______is dancing
②I like the city_____there is a river
③I like the city_____has places of interest
④Mr Liu took two policemen back to the same place_______he witnessed the robbery
⑤Is this the magazine _____you were looking for?
⑥Finally,the thief told the police everything______had happened in the last few years
⑦Look out!Don‘t get too close to the house______ _______the roof is under repair.