When is the school film on?It's on ____ Friday evening.
问题描述：
When is the school film on?It's on ____ Friday evening.
on ,in ,at ,to
It's on 前面都有了个on了，再加多个上去不觉得多余？
答
我是英语老师,帮帮你.
第一个on为副词,“上演,继续”,第二个on为介词,表“时间”（在某一天,或某一天的上午、下午、晚上,如：on the Eve of Christmas Day).