题目内容
【题目】Since we have made __________,we have to make __________ to achieve more.
A. a progress; efforts B. progresses; an effort
C. much progress; effort D. little progress; efforts
【答案】D
【解析】句意:因为我们进展缓慢,为取得更大的进步我们必须更加努力。progress为不可数名词,make an effort/make efforts。
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