He often goes to the coffee bar ________it rains.
. It is said that his carelessness and ignorance together ________ a terrible fire, which burned down the building.
Where is it ________ you picked up this watch?
I _________ the boy to save money but he wouldn’t listen.
I enjoy listening to the songs _______by ourselves.
I _______in London for many years,but I’ve never regretted my final decision to move back to China.