Error Correction 23. Sony’s technicians have programmed Aibo to walk around by himself ________________ __________ (A) (B) and to express a few “emotions”: He wags his tail or flashes his eyes ___ (C) in respond to spoken commands. _____________ (D) 答案: (D) 请问如何改呢？ 25. The herb ginger has been used in centuries to relieve _____________ ___ __________ (A) (B) (C) cold and flu symptoms and other respiratory problems. ____ (D) 答案: (B) 请问如何改呢？ 26. Several international banks stood by their conservative outlook for United State's economy this year, in GDP growth estimates ranging from ___ ____________ (A) (B) 5 percent to 5.7 percent, although some concerns about Greece's exit from _________ (C) the eurozone were erased following Greek opinion polls. _________ (D) 答案: (A) 请问如何改呢？ 每次碰到改错，常常不太会解。 以上3题，请高手帮我看看如何改，谢谢。 -- 我在等一个人 在等我的永恒 　 告诉我 爱不单行 别害怕.. --

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