alan piays basketball ( ) three hours in the afternoon 1.on 2.for_英语解答

alan piays basketball ( ) three hours in the afternoon 1.on 2.for 3.in 4.of

人气：185 ℃　时间：2019-08-18 21:44:51

解答

2 for.
完善下回答吧,知友们期待您耐心详细的解答能告诉我原因吗表示持续了3个小时