学进去

There are ______ seasons in a year in most parts of China. Spring often ______ from March ______ May. The weather becomes warmer and warmer. The ______ of the trees are green. We can see many beautiful and colourful ______. Summer is very ______. Many people like to ______ in the water. Autumn often comes in September. It becomes ______. The leaves fall down from the trees. We can eat many kinds of fruit. ______ is cold. It comes from December to February. It sometimes ______. Children like to play in the snow.