Wolverton said he spent $500 on access codes for digital books and programs this semester.

沃尔弗顿说，这学期他花了500美元购买电子书和程序的访问码。

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“Plants take substances out of the air through the tiny openings in their leaves,” Wolverton said.

“植物通过叶片上的小孔吸收空气中的有害物质，” 沃尔弗顿说。

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"Plants take substances out of the air through the tiny openings in their leaves," Wolverton said.

植物通过叶片上的小孔吸收空气中的有害物质，沃尔弗顿说。

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"One person shouldn't have complete control of the money, " says Mr. Wolverton.

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She phoned her home in Wolverton from the phone box at 02:43 and spoke to her flatmate to say she was upset.

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Miss Manning had walked off alone to get a taxi but phoned her home in Wolverton from a call box at 02:43 and spoke to her flatmate to say she was upset.

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