be able to do 能够做……
be afraid to do (内心)害怕\不敢做某事
be afraid of doing担心出现doing的状况、结果
be angry with 对……生气
be at home = stay at home 待在家里
be back/in/out 回来/在家/外出
be bad for 对……有害
be busy doing/with sth忙于做……(忙于……)
be careful of 当心，注意，仔细
be covered with 被……覆盖
be different from与……不同
be famous/known as 作为……出名
be famous/known for 以……而著名
be free 空闲的，有空
be friendly/kind to对……友好
be from = come from 来自…，什么地方人
be full of/filled with装满……
be good at= do well in 擅长于…
be good for对……有好处
be (ill) in bed 卧病在床
be interested in 对……感兴趣
be in trouble 处于困境中
be late for 迟到
be mad at 对……生气
be made from/of 由……制成
be made in 在……地方制造
be made up of由……构成
be on 在进行，在上演，（灯）亮着
be pleased with对…感到高兴
be polite/impolite to对某人有礼貌/不礼貌
be popular with受……欢迎；
be proud of对……感到自豪
be ready for 为……作好准备
be satisfied with对……感到满意（高兴）
be surprised (at) 对……感到惊讶
be strict in sth.对某事严格
be strict with sb.对某人严格
be supposed to do sth.应该做某事
be used for doing被用来做某事
be used to do被用来做某事
be used to doing 习惯于
be worried about =be anxious about 担忧
