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1 Listen and number. 听录音，根据所听内容给图片标序号。
答案
答案略
2 Look, match and write. 给图片匹配合适的描述，并完成句子。
a. In autumn, it is cool and cloudy. Leaves turn .
b. In summer, it is . Plants grow big and strong.
c. Winter is . There is ice and snow.
d. Spring is warm and rainy. Trees .
a. In autumn, it is cool and cloudy. Leaves turn .
b. In summer, it is . Plants grow big and strong.
c. Winter is . There is ice and snow.
d. Spring is warm and rainy. Trees .
答案
a-yellow; b-hot; c-cold; d-sprout
解析
先观察四幅插图，第一幅树发芽，对应春天；第二幅树茂盛、有太阳，对应夏天；第三幅树叶飘落，对应秋天；第四幅树积雪，对应冬天。a描述秋天，树叶变黄，填"yellow"；b描述夏天，天气炎热，填"hot"；c描述冬天，天气寒冷，填"cold"；d描述春天，树发芽，填"sprout"。
