Last winter, when I was heavily pregnant(怀孕), I was visiting my sister and brother-in-law’s house. I had to park my car in a nearby parking lot because they didn’t have a place for parking. The snow was extremely heavy and there was lots of 1 on the ground, so not many people dared to go out that evening! When I left their house and 2 to my car around 11pm, I noticed that my car was the only one 3 .