【单选题】
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B、
B、7:17
C、7:24
D、24:17
E、24:7
网考网参考答案:C
网考网解析:
To solve this problem, look at the graph to see that teens spend 7 hours per day on Work/School. Therefore, the ratio is or 7:24. document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>
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