小杨开着车回家时，高兴地唱着歌。
Xiao Yang was singing happily while (when) he was driving home.
渔夫带着他的大网，出海捕鱼，一天下来，捕到了许多鱼，他唱着歌，高高兴兴地回家了。
He went to sea with his big net and caught a lot of fish that day. Singing a song, he went home happily.
这幅图描绘了一个男人高兴地一边唱着歌一边和他那可爱的小狗一起走回家。
The picture depicts a man who is happily singing and walking home with his cute dog.
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