题目

It seems that nobody wants to________the matter for discussion in the meeting. A．take up      B．pick up C．bring up     D．make up 答案：C {由the matter for discussion可知，bring up(提出)符合题意。take up占据；pick up捡起，去接(某人)；make up编造；弥补。}向量表示的复数是2+3i,将向上平移2个单位，再向左平移1个单位，得到向量,分别写出点O′、对应的复数.