按要求改句子

题目

按要求改句子
1.They are my classmates.(对划线部分提问）
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2.He ofter cleans his bedroom.(改为一般疑问句）
3.Father is watering flowers in the garden.( 对划线部分提问）
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4.They are going to plant trees this afternoon.(对划线部分提问）
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答案

1.Who are they?
2.Does he ofter cleans his bedroom?
3.What is father doing in the garden?
4What are they going to do this afternoon?