疟疾并发黑尿热常为下列哪种抗疟药物诱发
A．氯喹B．乙胺嘧啶C．青蒿素D．甲氟喹E．伯氨喹
参考答案：E
将点Q（﹣2，3）向左平移1个单位长度，再向下平移2个单位长度得到点Q′，则点Q′的坐标为 _________ ．
We are writing to you to complain about the non-delivery of goods ( ) Contract CN0011.
A．of
B．for
C．under
D．with
