observe
[əb`zɝv]
v. 慶祝(節日);觀察;注意到
例句

This year, we will observe Christmas while on vacation.

今年,我們將在度假時慶祝聖誕節。

enjoyable
[ɪn`dʒɔɪəbəl]
adj. 有樂趣的;令人愉快的
例句

I had an enjoyable time with my brother at the park.

我和弟弟在公園度過了愉快的時光。

relax
[rɪ`læks]
v.(使)放鬆、輕鬆
例句

Phil usually relaxes on the weekend.

菲爾通常在週末放鬆。

bet
[bɛt]
v. 敢肯定;打賭
例句

I bet you can't beat me in a race!

我打賭你在比賽中贏不了我!