enough修饰形容词时，直接放在形容词前面。如：They had enough cash for a one-way ticket（他们有足够的钱买单程票）。

enough的例句：I met him only the once，and that was enough（我就见过他那一次，那就让我受够了）；There aren't enough tents to shelter them all（没有足够的帐篷供他们容身）。