很容易

yān cǎo hěn róng yì shǐ rén shàng yǐn

烟草很容易使人上瘾。

Tobacco is highly addictive.

yào bǎ tā rēng xià chuán hěn róng yì

要把他扔下船很容易。

It would make it very easy to throw him overboard.