题目内容
Paul started hiking in 2010 and he has hiked across 11 countries __________.
A. ever since B. from then on C. right away D. at once
【答案】
A
【解析】略
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题目内容
Paul started hiking in 2010 and he has hiked across 11 countries __________.
A. ever since B. from then on C. right away D. at once
A
【解析】略