多选题 Marine biologists consider sea otters ______ eaters because otters select only two or three kinds of prey out of thirty potential food sources.
【正确答案】 B、C
【答案解析】[解析] ●because说明前后同义重复。
●空格与select only two or three kinds of prey out of thirty potential food sources(在30种潜在的食物来源中只选择两三种食物)同义重复。
●irregular不规则的,discriminating挑剔的,finicky挑剔的,carnivorous食肉动物的,temperate有节制的,abstemious有节制的。答案选BC。
●注:这里temperate和abstemious是干扰项,同表示“有节制的”。