___ the project as planned, we’ll have to work two more hours a day.
A．CompletingB．CompleteC．CompletedD．To complete
D

試題分析：考查非謂語動詞。此處用動詞不定式作狀語，表示目的。句意：為了按計劃完成工程，我們不得不每天多工作兩個小時。故D正確。
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