一道SAT改错题 求教Bill simutaneously listened to music and did homework at the same time because he believed that music enabled him to relax while he studied.为什么at the same time 错了?怎么改?SAT改错题选项可以直接删掉？从

一道SAT改错题 求教Bill simutaneously listened to music and did homework at the same time because he believed that music enabled him to relax while he studied.为什么at the same time 错了?怎么改?SAT改错题选项可以直接删掉？从 SAT上的一道数学题求教(步骤) 求教英语改错题 一道SAT 的题 一道SAT 的题 求教一道矩阵题. 求教一道生物题 求教一道矩阵题. 求教一道语文题 求教一道线性代数题 求教一道题, 一道SAT语法改错题 求教After the uprising of october 10,1911, that has led to the establishment of a chinese republic, many Chinese Americans decided to return to China in hopes of a bright future there. 为什么 has led 要改成had led? SAT 句子改错SAT句子改错 SAT 句子改错SAT句子改错 一道SAT OC 语法题> 一道sat writing 的题 SAT句子改错谢谢 求教一道数字推理题?