我们期待已久的假期终于实现了。

Our long-awaited vacation finally ___materialised.

当我们谈论他时，他突然出现在门口。

As we were talking about him, he suddenly ___materialised at the door.

他努力将脑海中的想法具象化为一幅画。

He tried hard to ___materialise the idea in his mind into a painting.