22.On Sunday 在星期天 It is Sunday today. The weather is fine.今天是星期天。天气很好。Mingming and Dongdong are in the park.明明和东东在公园里。It is a big park. They can see many people there.`这是个很大的公园。他们可以在那里看见许多人。They come here to have a rest after a week's hard work and study.他们在一个星期的辛苦工作和学习后来这里休息一下。Some boys are playing football on the grass.有些男孩在草地上踢足球。Some girls are singing and dancing.有些女孩在唱歌、跳舞。An old man is reading a newspaper under a big tree.一个老人在一棵大树下看报纸。A young woman and her little son are playing with a toy bus.一个年轻的女人和她的儿子在玩一个玩具车。How happy they are!他们真开心!