2 . I have downloaded the software to help my phone battery last longer. (改为现在完成时的被动语态)
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3 . Has anyone made a comment about the online database? (改为现在完成时的被动语态)
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4 . Have you pressed the button yet to copy the file? (改为现在完成时的被动语态)
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5 . Have you confirmed the Wi-Fi password? (改为现在完成时的被动语态)
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6 . Someone has lost an identity card. (改为现在完成时的被动语态)
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8 . There are also many poems written from a child’s perspective. In these poems the poet Tagore shows a sympathetic understanding of children’s feelings. (用关系代词或副词合并)
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9 . The Crescent Moon is perhaps the most famous collection of children's poems. It is known to people in China. (用关系代词或副词合并)
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10 . It was written by the Indian poet Tagore. Tagore was the first Asian to win the Nobel Prize in Literature. (用关系代词或副词合并)
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