easy的副词形式和反义词

例句：

Strawberries bruise easily.

草莓容易损伤。

The disease spreads easily.

这种疾病容易传播。

Dennis made friends easily.

丹尼斯容易交上朋友。

He's a difficult man to please.

他是个难以取悦的人。

It's difficult to tell them apart.

很难把他们区分开来。

It was a rather difficult question.

这是个相当难的问题。