1.he is only a fifteen-year-old boy
他是一个15岁的男孩
2.I often watch the child play football in the Park.
我经常看孩子在公园踢足球
3.I watch bird flying in the sky.
我观察鸟儿在填空飞翔
1.he is only a fifteen-year-old boy
他是一个15岁的男孩
2.I often watch the child play football in the Park.
我经常看孩子在公园踢足球
3.I watch bird flying in the sky.
我观察鸟儿在填空飞翔