太阳慢慢消失在地平线下。

The sun slowly ___disappears below the horizon.

随着科技发展，很多老式电话亭已经消失了。

With technological advances, many old phone booths have ___disappeared.

我的雨伞昨天从包里消失了。

My umbrella ___disappeared from my bag yesterday.

那个神秘人在警察到来之前突然消失了。

The mysterious man ___disappeared suddenly before the police arrived.