题目内容
Because of a serious illness,the old man is becoming weaker .
A. day by day B. word by word
C. one by one D. side by side
A 【解析】句意:由于病情严重,老人日渐衰弱。A. day by day日益;B. word by word逐词;C. one by one一个接一个;D. side by side一起、并排。根据语义可知,时间上“一天天地”。故选:A。
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