I usual finish my homework ____one hour after supper.A with B for_英语解答

I usual finish my homework ____one hour after supper.
A with B for C on D in

人气：313 ℃　时间：2020-02-03 23:00:04

解答

D
或者within
意思是我通常在吃完晚饭后一个小时内完成作业!