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 Selectingamobilephoneforpersonaluseisnoeasytaskbecause...

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問題詳情:

 Selectingamobilephoneforpersonaluseisnoeasytaskbecause...

 Selecting a mobile phone for personal use is no easy task because technology ___ so rapidly.

A. is changing      B. has changing      C. will have changed    D. will change

【回答】

A

知識點:現在進行時及其被動式

題型:選擇題

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