题目

将下列各数 , , , , ,在数轴上表示出来,并把它们用“ ”连接起来. 答案:解:∵ −(−3)=3 , |−4|=4 ,在数轴上表示如图所示:把它们用“<”连接起来为: −2<−32<0<−(−3)<|−4| . --John practices speaking much harder than before these days.--Yes, he has ___________ his mind to improve his spoken English.A. sent up B. made upC. picked up D. woken up 
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