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The teacher asked me to ____ the exercise books before we began to do our homework.
1年前
1年前
如图,矩形OABC的两边在坐标轴上,连接AC,抛物线y=x2-4x-2经过A,B两点. (1)求A点坐标及线段AB的长;
1年前
Rosa likes music _____ is quiet and gentle. A. when B. that C. where D. who
1年前
He said that he would d________ all his life to educating children.
1年前