Question

【题目】—This zoo isn't open to the public on Mondays，________？
—No，it isn't.
A.is it
B.isn't it
C.will it
D.won't it

Answer 1

【答案】A
【解析】句意：—这个动物园在星期一不面向公众开门，是吗？—是的，不开门。此处是反义疑问句，前半句是否定句，后半句用肯定句，前半句的助动词isn't，故此处的助动词用is，故选A。