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 补：be please with 对…感到满意
55 be quiet 安静
56 be short for 表……的缩写 例如：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. 例如：I am sorry for you.
59 be sorry to hear that
60 be sorry to trouble sb. 例如：I am sorry to trouble you.
61 be strict in doing sth. 严于做某事 例如：He's strict in obeying noles
62 be strict with sb. 对某人要求严格 例如：Some students are not strict with them selves. 这些学生对自己不严格。
63 be strict with sb in sth. 某方面对某人严格
64 be supposed to do 被要求干什么
65 be sure 确定
66 be sure of doing sth. 对做某事有信心 例如：He is sure of winning I am sure of learning English well
67 be sure of sth. 对做某事有信心 例如：I'm sure of my head (my teacher). 我相信我的大脑（老师）。
68 be sure that sth. 对做某事有信心 例如：I'm suer that he can pass the test. 我相信他能通过考试。
69 be sure to do sth. 一定会做某事 例如：We are sure to pass the test. 我们一定会通过这次考试We are sure to learn English well. 我们一定能学好英语。
70 be terrified of + 名/动 doing 害怕……
71 be terrified to do sth. 害怕做某事
72 be the same as … 和什么一样
73 be used to doing sth. 习惯做某事 例如：My father is used to getting up early. 我爸爸习惯早起。He is used to sleeping in class. 他习惯上课睡觉.He is used to working hard.
He is used to hard work. 他习惯努力工作
74 be worth doing 值得做什么
75 be (feel) afraid to do sth. 害怕做某事be afraid of sth. 害怕某物 be afraid that 丛句
76 because + 句子 because of + 短语 例如：He was late because he had a headache.
He was late because of his headache.
77 begin to do = start to do 开始做某事start … with … = begin … with … 以……开始……
例如：Let's begin the game with the song. I begin to go home.
78 between … and … 两者之间
79 borrow sth. from sb. 向……借……lend sth. to sb. lend sb. sth. 借给……什么东西
例如：I borrowed a pen from him. He lent a pen to me (he lent me a pen).
80 both = the same (as) = not different (from) 表相同
81 bother 打扰 bother sb. to do sth. 补：both … and … ……和……都 例如：I'm sorry to bother you ,but can you tell me to way to the station我十分道歉打扰你，但是你能告诉我怎么去车站
The problem has been bothering me for weeks.这个问题困扰了我几个周了。
82 by the end of 到……为止
83 call sb. sth. 例如：We call him old wang.
84 care 关心 例如：Don't you care about this country's future?你为什么不关心国家的未来。
85 catch up with sb. 赶上某人
86 chat with sb. 和某人闲谈 take sb. to + 地点 带某人去某地
87 come in 进来
88 come over to 过来
89 come up with 提出 例如：Can you come up with a good idea?你能想出一个好办法吗？
90 communicate with sb. 和某人交流
91 consider + doing 考虑做……例如：Why not consider going to lu zhou? 为什么不考虑去泸州？
92 dance to 随着……跳舞 例如：She likes dancing to the music.她喜欢随着音乐跳舞。
93 decide to do sth. 决定做某事
94 do a survey of 做某方面的调查
95 do better in 在……方面做得更好 补：do well in 在……方面干的好
96 do wrong 做错 补：droup off 放下（某物）
97 Don't forget to do sth. 不要忘了做某事。
98 Don't mind +doing /从句 /名词. 不要介意……。
99 each + 名(单)每一个……例如：Each student has many books. 每一个学生都有一些书。
100 end up + doing