My parents always tell me to be __________ of what I say to people.A.careful B.carefully

问题描述:

My parents always tell me to be __________ of what I say to people.
A.careful B.carefully

A careful 是 形容词
carefully是副词

A

A.careful --------------仔细,小心

a
be +形容词

be +形容词
所以是选A
be careful of