句型转换 小题1: The earth is big, but the sun
题型：句型转换
问题：
句型转换
小题1: The earth is big, but the sun is much bigger.（改为同义句）
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小题2: We are both good students.（改为同义句）
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小题3: We often go hiking in May（对画线部分提问）
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小题4:I think Lesson 10 is more interesting.（改为否定句）
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小题5: I sleep nine hours every night.（对画线部分提问）
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