1.analysts’ predictions, McKnight Electronic engineers were able to create a battery capable of lasting twice as long as previous models.

　　A.Nevertheless

　　B.Contrary to

　　C.Except

　　D.Provided that

　　【答案】B。与分析师们的预测相反，McKnight电子工程师能够制造出一种电池，可以持续两倍于以前的型号。A项Nevertheless，然而;B项contrary to 与……相反;C项except除了……之外;D项provided that 如果，假如。因此选B项。

　　2.Thank you for your recent order.Although most of your items have (    ) shipped, the Full-Spectrum Desk Lamp (model B07) is temporarily out of stock.

　　A.ever

　　B.often

　　C.lastly

　　D.already

　　【答案】D。感谢您最近的订单。虽然您的大部分产品已经发货，全光谱台灯(型号B07)暂时缺货。Already表示已经。A项表达曾经。B项指的式经常。C项指的是近期。D项指的是已经。因此答案选D项。

　　3.We would be happy (    ) a similar item of your choice, or we can refund your payment for this item.

　　A.to substitute

　　B.to be substituted

　　C.have substituted

　　D.are substituting

　　【答案】A。be happy to do sth.乐于做某事。我们很乐意用你们选择的类似商品来代替，或者我们可以退还你们的货款。B项是有被动语态。C项指的是现在完成时。D项是现在进行时。因此符合题意的话用A项。