题目内容

根据提示,把下列句子补充完整。

1. Where does the ___________ (雨) come from?
    It comes from the ___________ (云).
2. Where does the ___________ (水蒸气) come from?
    It comes from the ___________ (水) in the ___________ (小河).
3. First, we have the ___________ (种子).
4. What are you going to do ___________ (今天下午)?  
    I'm going to ___________ (种植) flower seeds in our ___________ (花园).
5. It's ___________ (简单的). Put the seeds in the ___________ (土).

1. rain, clouds  2. vapour, water, river  3. seed  4. this afternoon, plant, garden  5. easy, soil
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