Where were you on the afternoon of May 21?

　　5月21日下午你在哪里？

　　I saw her one afternoon last week.

　　我在上周的一個下午見到了她。

　　Let's look round the town this afternoon.

　　咱們今天下午游覽市區(qū)吧。

　　The President will be giving a press conference this afternoon.

　　總統(tǒng)今天下午將舉行記者招待會。

　　Fog and low cloud cover are expected this afternoon.

　　預計今天下午有霧和低空云層。