题目

Seeing that the drowning child was struggling in the icy water, the soldier dived into the river without hesitation, ___ his own safety．        A．regardless of      B．in terms of          C．in face of          D．because of 答案：A把60600、60060、66000、60006按从小到大的顺序排列起来60006＜60060＜60600＜6600060006＜60060＜60600＜66000．