Chinese government should taking action at once to defend the Diaoyu Islands.
A. set about
B. set off
C. set out
D. set down
网友回答
(答案→)A. set about
B. set off
C. set out
D. set down
解析：考查词组：A. set about开始，后面接doing，B. set off出发，动身，引发，引爆，C. set out 开始，后面接to do，D. set down记下，句意：中国政府应该开始采取行动来保护钓鱼岛了。AC都是“开始”，但是set about后面接动名词，选A。