be + adj + to …

结构︰

主语＋be＋形容词＋to-不定词

说明︰

<主语>实际上是 to-<不定词>的<受词>，经过转变而移到句首。

It was even more pleasing to look at in the morning light.
它在早晨的光线下看起来更悦目。
The rising sun is especially beautiful to look at from this angle.
旭日从这个角度看起来特别美。
I think she is easy to please.
我想她是很容易讨好的。