分类：教育/科学-外语学习-英语考试
问题：作业帮助,英语学习一道英语选择题,求详解177.
一道选择题,求详解   177.-Must I turn off the gas after cooking?-Of course.You can never be___careful with that.A.enoughB.tooC.soD.very  
回答：B.too
never be too是怎么、、、也不过分的意思