星期天上午九点左右，我刚好要去上绘画班。我一出楼道大门，“冻死我啦！”我说。
At about nine o'clock on Sunday morning, I happened to go to the painting class. As soon as I got out of the gate, "I'm freezing!" I said.
过了一会儿，我见有一大群燕子向南方飞去。我知道了冬天来啦！
After a while, I saw a large group of swallows flying south. I know winter is coming!