be satisfied with 对……满意，满足于
be second to 次于
be short for 是……的缩写(简称) be short of 短缺 be sick for 渴望
be sick in bed 病在床上 be sick of 对……感到厌倦 be sorry for 对……感到抱歉 be strict with 对……要求严格 be suited to 适合于
be supposed to (do) 应该，非……不可
be sure of 坚信，确信 be sure to (do) 一定，必定
be surprised at 对……感到惊奇 be taken aback 吃惊
be taken by surprise 被突袭 be terrified at 被……吓一跳 be lost in thought 沉思 be through with 结束
be tired from 因……而疲乏 be tired of 厌烦；对……厌倦 be tired out 疲倦极了 be torn open 被撕开 be true of 适用于
be unconscious of 不知道…… be unequal to 无法胜任……的 be unfit for 不适合，不胜任 be united as one 团结一致 be used as 被……用作 be used to 习惯于 get used to 习惯于
be useful to 对……有用 be well up in 精通，熟悉 be wild with joy 欣喜若狂 be willing to (do) 乐意…… be worried about 为……而担心 be worse off 处境较坏，情况恶化
be worth (doing) 值得(做)