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
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.
62. be strict with sb 对某人要求严格 eg: 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 表确定
66. be sure of doing sth 对做某事有信心 eg: He is sure of winning I am sure of learning English well.
67. be sure of sth 对做某事有信心 eg: 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 eg: 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 eg: We are sure to pass the test. 我们一定会通过这次考试。
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
eg: My father is used to getting up early 我爸爸习惯早
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
eg : 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… 以什么开始什么
eg: Let's begin the game with the song.
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)
eg: I borrowed a pen from him he lent a pen to me. (he lent me a pen)
80. the same (as) = not different (from) 表相同
81. bother 打扰 bother sb to do sth
eg: 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。
82. by the end of 到……为止
83. call sb sth eg: We call him old wang
84. care 关心 eg: 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
88. come over to 过来
89. come up with 提出 eg: 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 考虑做什么 eg: Why not consider going to lu zhou. 为什么不考虑去泸州？
92. dance to 随着……跳舞 eg: 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
96. do wrong 做错
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…eg: Each student has many books. 每一个学生都有一些书。
100. enjoy +doing 喜欢做...