—Be careful not to drop the Ming Dynasty vase.—Yes we can’t be .A. too carefulB. very care

问题补充：

—Be careful not to drop the Ming Dynasty vase.

—Yes，we can’t be .

A. too careful

B. very careful

C. too careless

D. careless enough

答案：

A. too careful

B. very careful

C. too careless

D. careless enough

解析：A

解析can’t be too＋adj.再……也不为过。