解析：A、Let the computer to rest. B．Save_考试试题_四六级

【单选题】
A、Let the computer to rest.
B．Save power.
C．Save time for re-launch.
D．Leave projects in progress like they are.

网考网参考答案：C
网考网解析：
What’’s the most important function of sleep mode document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>