be tired out疲倦极了 be true of适用于 be unequal to无法胜任的 be united as one团结一致 be used as被用作 get used to习惯于 be well up in精通,熟悉 be mad about迷恋 be good for适于,在期间有效 be identified as被认为是 be indispensable for对必不可少的 be involved in包括中,被卷入 be kind enough to承好意,恳请 be known to为所熟知 be likely to可能要,像是要 be made from由制成 be made of由制成 be mixed up混杂,混在一起 be obliged tmfor因而感激 be pleased to乐于 be popular with得人心的,受欢迎的 be willing to乐意 be worse off处境较坏,情况恶化 be divided by被除 be eager for渴望 be engaged in忙于,从事于 be famous for以着名 be filled with充满 be fond of喜欢,爱好 be friendly to对友好 |