Whenyoudrivehome,youcan'tbe

问题详情：

When you drive home, you can't be________careful.

A．very                   B．too 

C．so                     D．only

【回答】

B　[对形容词用法的考查。“can't be too＋形容词(副词)”或“can't be＋形容词(副词)＋enough”是习惯用法，意为“无论……都不过分”或“最好……”。]

知识点：副词

题型：选择题