adequate的形容词形式

They had rushed in without adequate appreciation of the task.

他们没有充分了解这项任务就仓促行动了。

Most states guarantee the right to free and adequate education.

大多数州都保证免费和适当教育的.权利。

They could not provide adequate air cover for ground operations.

他们无法为地面作战行动提供足够的空中掩护。