语法与词汇 16.I could hear the tigers______in their cages.
【正确答案】 B
【答案解析】动词形异义近辨析。这四个选项都是动物的叫声,需要区分。roar意为“(狮,虎等)吼叫”,如:Lions were roaring in the distance,狮子在远处吼叫。hiss表示“(蛇,鹅,沸水等)发出嘶嘶声”;bark是指“(狗,狐,松鼠等)吠,叫”;howl意为“(狼,狗等)凄厉地长嚎,狂吠”。