31 be busy doing sth 忙于做什么事 be busy with sth 忙于……

　　32 be careful 当心;小心

　　33 be different from…… 和什么不一样

　　34 be famous for 以……著名

　　35 be friendly to sb 对某人友好

　　36 be from = come from 来自

　　eg ：He is from Bejing He comes from Bejing Is he from Bejing ? Does he come from Bejing ?

　　37 be full of 装满……的 be filled with 充满 eg: the glass is full of water the glass is filled with water

　　38 be glad+to+do/从句

　　39 be going to + v(原) 将来时

　　40 be good at(+doing) = do well in 在某方面善长, 善于……

　　41 be good for 对什么有好处 eg : Reading aloud is good for your English

　　42 be happy to do 很高兴做某事

　　43 be helpful to sb 对某人有好处

　　eg : Reading aloud is helpful to you 大声朗读对你有好处

　　Exercising is helpful to your bady 锻炼对你的身体有好处

　　44 be in good health 身体健康

　　45 be in trouble 处于困难中 eg : She is in trouble They are in tronble

　　46 be interested in 对某方面感兴趣

　　47 be late for = come late to 迟到 eg: Be late for class 上课迟到

　　48 be like 像…… eg : I'm like my mother

　　49 be mad at 生某人的气

　　50 be made from 由……制成(制成以后看不见原材料)

　　51 be made of 由……制成(制成以后还看得见原材料)

　　52 be not sure 表不确定

　　53 be on a visit to 参观

　　54 be popular with sb 受某人欢迎

　　55 be quiet 安静

　　56 be short for 表**的缩写 eg: 陶 is short for 陶俊杰

　　57 be sick in bed 生病在床

　　58 be sorry to do sth be sorry for sb eg : I am sorry for you

　　59 be sorry to hear that

　　60 be sorry to trouble sb eg : I am sorry to trouble you

　　61 be strict in doing sth 严于做某事 eg : He's strict in obeying noles