Unit 3 Winter in CanadaLesson 13Lead-inNew wordsseason季节spring春天；春季summer夏天；夏季autumn秋天；秋季winter冬天；冬季Winter, spring, summer and autumnWinter, spring, summer and autumn are seasons. There are four seasons in a year. This is winter. Winter is cold. There is ice and snow. 这是冬天。冬天寒冷。有冰和雪。This is spring. Spring is warm and rainy. There are new leaves and flowers. 这是春天。春天温暖而且多雨。有新长的树叶和鲜花。This is summer. The summer sun is hot. What a hot, sunny day! 这是夏天。夏天太阳炎热。真是炎热、晴朗的一天啊！This is autumn. Autumn is cool. The leaves turn red and yellow. 这是秋天。秋天凉爽。树叶变红，变黄。Language points1. What a hot, sunny day! 真是炎热、晴朗的一天啊！本句是 what 引导的感叹句。由 what 引导的感叹句的句型结构：（ 1 ） What + 形容词 + 可数名词复数（主语 + 谓语）！ 例句：这些猫真大！ What big cats (they are)! （ 2 ） What + 形容词 + 不可数名词（主语 + 谓语）！ 例句：水真冷！ What cold water ! （ 3 ） What + a/an + 形容词 + 可数名词单数（主语 +谓语）！ 例句：好大的猫啊！ What a big cat (it is)! （ 1 ） How+ 形容词 + 主语 + 谓语！ 例句：这个女孩儿多漂亮啊！ How beautiful the girl is ！（ 2 ） How+ 副词 + 主语 + 谓语！ 例句：他跳得多高啊！ How high he jumps!拓展：由 how 引导的感叹句Different clothes for different seasonsIn winter, I put on my hat, scarf and winter coat.在冬天，我戴上我的帽子，围巾，穿上冬装。In spring, I take off my winter clothes. I have my umbrella. I like the rain.在春天，我脱下我的冬装。我有雨伞。我喜欢下雨。In summer, I put on my shorts and T-shirt.在夏天，我穿上我的短裤和 T 恤。In autumn, it is cool. I take off my shorts and T-shirt. I put on my trousers and sweater.在秋天，秋天是凉爽的。我脱下我的短裤和T 恤。我穿上长裤和毛衣。Language points2. In winter, I put on...
