—We want to finish the task ahead of time.
—You have to _____________, if so.
A．speed it upB．take it upC．pick it upD．turn it up
A
    
試題分析:考查動詞短語。A加速；B從事；C拾起；D把……調(diào)大。由語境推測得知要想提前完成任務，就要加快速度，所以A選項正確。句意：--我們想提前完成任務。--如果那樣的話，你們得加快進度了。
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