Complete the sentences with the correct form of could or had to. 1) Before going on holidays last summer, we _________ pile up all our luggage on top of the car. 2) We _________paint our walls again because somebody spoilt them with graffiti.
3) My mother wasn't on duty last Saturday, so we _________ go to the cinema together.
4) The fridge was full, so I _________go shopping.
5) I had lost my keys and _________ open the door.
6) In the early twentieth century, people didn't have cars. That's why they _________walk a lot.
7) At that time, there was no electricity, so__________use people candles and oil lamps.
8) My uncle and aunt _________buy their house thanks to some financial help from the government.​