句型转换。

1. I think we will go on a trip to the ocean. (否定句)

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2. I will visit my aunt and uncle. (同义句)

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3. What does this cloud look like? (同义句)

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4. I wear a swimsuit to go swimming. (对划线部分提问)

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5. There are some new leaves on the tree. (否定句)

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6. There are some flowers and grass under the tree. (对划线部分提问)

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燃灯法测定的试样的燃料量为装有试样的灯的质量减去燃烧后的质量。