“Too” 和 “very” 是英语中使用频率极高的程度副词。它们的意思和所表达的感情色彩是有区别的。在这两个程度副词当中，哪一个带有消极的感情色彩？

Both too and very are intensifiers. 
两个词都是程度副词。

1. Very = 很

When we use very, it's not clear whether what we are describing is a good or a bad thing.
当我们用 “very” 时，并没有说明所描述的事物是好是坏。

The building is very old.

This could be a good thing: 'the building is old and beautiful'. It could also be a bad thing: 'the building is old and falling down'.
这可能是好事：“这幢楼古老而美丽”。也可能是坏事：“这幢楼很老，就要塌了”。

2. Too = 过于、太
When we use too, it means there's a problem.
当我们用 “too” 时，意味着所描述的事情有问题。

The building is too old.

This is a bad thing. The building is too old. It might fall down and could be dangerous.
这暗示楼很 “古老” 是件坏事。这幢楼太旧了。它可能会坍塌，很危险。