B-35：buckle down on 开始认真地干 A：I dont know why you change your mind. You are looking forward to traveling abroad, arent you? A: 我不明白你为什么改变主意。你不是一直渴望到国外去旅游吗？ B: Yeah. But...

B-34：brush up 复习 A: What are you doing these days? A: 你最近在忙什么？ B: Im brushing up my Japanese. B：我正在复习日语。 A: Reviewing your Japanese? What for? A：复习日语？为什么？ B: Im preparing for the e...

B-33: brown off 惹恼 A: When will you be meeting your grammar teacher, John? A: 约翰，你什么时候见语法老师？ B: Next Monday. B：下周一。 A: Can I attend his lectures for a few times? A: 我可以参加几次他的讲座吗...

B-32: bring to oneself 苏醒 A: Tom has made everything at sixes and sevens. A：汤姆把每件事都搞得乱七八糟的。 B: I know someone can teach him a lesson. B：我知道有人能给他点教训。 A: Who? A：谁？ B: I think...

B-31：bring (sb./sth.) up 提起 A: What are the students doing now? A: 那些学生现在在干什么？ B: They are having a meeting. B：他们正在开会。 A: What are they discussing? A：他们在讨论什么呢？ B: They brought...

B-30: break up 解散 A: Good news! I hear our school will break up on January 10th. A: 好消息！我听说我们学校将于1月10日放假。 B: Is that true? Why will our school break up this year so early? B：真的吗？我们学校为...

B-29: break the back of 攻破难关 A: How are you getting on with the essay? A: 你的论文写得如何了？ B: I have broken the back of it. What I need to do now is to complete the conclusion and the typing of the paper. B: 我已经完...

B-28：break ones neck 拼命努力 A：I am exhausted these days. A: 这些天我都快累死了。 B: What are you doing? B：你在做什么？ A: I broke my neck in preparing for the final exams. Sometimes I had to burn the midnight oil...

B-27: bother ones head about 为操心 A: What should we do? A: 我们该怎么办呢？ B: What are you worrying about? B：你们在担心什么呀？ A: Jimmy failed in the exam again. A: 吉米考试又不及格。 B: How awful! But don...

B-26：bone up on 学习 A: Mary, will you go out with us tonight? A: 玛丽，今晚和我们一起出去玩儿吧。 B: Sorry, I cant. I have to bone up on my piano. B: 对不起，不行，我得练钢琴。 A: You have practiced the pia...