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根据句意使用恰当的词填空(注意:填入的单词数量不得多于3个)
1.Over half the world's population live in the urban areas, and this is expected to increase___________ 69 per cent by 2050.
1. to
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根据句意使用恰当的词填空(注意:填入的单词数量不得多于3个)
1.Over half the world's population live in the urban areas, and this is expected to increase___________ 69 per cent by 2050.
1. to