问题 补全对话,情景问答
根据图片提示完成对话。
— Where does the rain come from?
— It comes from the _________.
— Where does the cloud come from?
— It comes from the 2_________.
— Where does the vapour come from?
— It comes from the 3_________ in the river.
— How can the water become vapour?
— The 4_________ shines and the water becomes 5_________.
答案

1. clouds  2. vapour  3. water  4. sun  5. vapour

单项选择题
填空题