What were you doing when I called you at 8 p.m. yesterday?—I the piano at that time.

Our teachers are very friendly _______ us.[ ]

The chair is made______wood and the paper is made ______wood,too[ ]

The cost of renting a house in central Jurong is more than in any other area of the city.

_____ weekends, Sally often goes to movies ______ her friends.[ ]