This boy often helps the blind girl. He is very ______. ( )

This boy often helps the blind girl. He is very ______. ( )

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May is the ___________(five) month of the year.

May is the ___________(five) month of the year.

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一次运量最多的运输方式是()

一次运量最多的运输方式是()

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下列关于亚洲河网分布特点的叙述,正确的是

下列关于亚洲河网分布特点的叙述,正确的是

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