There are four seasons(季节) in a year. Spring(春天) comes first. (It's/ It) warm and (rain/ rainy) sometimes. It is very (hot/ warm) in summer(夏天) .We can swim outside. In fall(秋天), it is very (cool/ warm) and the leaves are colourful. They look beautiful. In winter(冬天), it is (snowy/snowing) sometimes. People can go skiing every winter.