Р Р be advantage to 对......有利Р be afraid of 唯恐,可怕,担忧Р be ahead of time 提前Р be alive to 留意到,对......敏感Р be angry at 因某事生气Р be angry with 对......发怒Р be answerable for 应对......Р be anxious about 担忧,为......担忧Р be anxious for 急迫希望,渴望Р be ashamed of 为......感到害躁Р be assigned to 被安排给......Р be attached to 附属于Р be aware of 意识到Р be based on 依据,以......为根底Р be beneficial to 对......有益Р be blind to 不了解,对......是盲目的Р be beside oneself 极度兴奋,对自己的情感失去掌握Р be better off 生活优越起来,境况好起来Р be bored to death 烦死了Р be bound for 预备到......去;开往РРР Р Р be bound to (do) 肯定会,不得不Р be careful to (do) 留意(做)Р be certain to (do) 肯定(做),必定(做)Р be capable of 能够Р be confident in 对......有信念Р be characterized by 以......为特征