問題補(bǔ)充：
單選題
China’s economic development has made ______ rapid progress in the past 10 years, and young people have made ______ great contribution to this progress.A.a; aB.the; /C./; aD./; /
網(wǎng)友答案：
熱心網(wǎng)友 1樓
C解析考查冠詞。make progress取得進(jìn)步；make a contribution to對(duì)……作貢獻(xiàn)，根據(jù)句意選C。
