be careful with /about /in /of的区别

Be careful with强调的是对干什么要认真,谨慎例句：You must be careful with that vase,it is ver fragile.你要小心对待那个花瓶,因为它很易碎Be careful abou强调的是要当心、小心,对..提高警惕例句:Everyone shou...