110．in common （和……）有共同之处，共用
be common to sb. 是与某人所共有的
111．keep company with (=be friendly and go out together) 和……要好
112．compare……with…… 把……与……比较
113．compare……to…… 把……比作……
114．by comparison 比较起来
115．in comparison with (=in contrast to) 和……比起来
116．compensate for (=give sth. to make up for) 补偿，赔偿，弥补 compensate sb. for sth. 赔偿，弥补
117．complain of (or about) 抱怨；诉苦；控告；complain about 抱怨某人或事情；complain to sb. about sth. (or sb.) 向某人抱怨……；complain（抱怨）；complement（补充）；compliment（恭维）
118．comply with (=act in accordance with a demand， order， rule etc.) 遵守，依从
119．conceive of (think of， imagine， consider) 想象，设想
120．concentrate on (or upon) 集中，专心
121．be concerned with (=about) 与……有关
122．concern oneself about/with 关心
123．in conclusion (=as the last thing) 最后一点；at the conclusion of 当……结束时
124．condemn sb. to 判决
125．on condition that (=if) 以……为条件，假如
in that = because 因为
now that = since 既然
for all that = although尽管
126．in/out of condition (=thoroughly healthy or fit/not fit) 健康状况好／不好
in good (bad) condition 处于良好（坏）状态
127．confess(to) (to = admit a fault， crime， or sth. wrong) 承认，供认
confess to a crime承认罪行
128．confide in (=to talk freely to sb. about ones secret) 对……讲真心话，依赖
129．in confidence 推心置腹地；
with confidence 满怀信心地；
have confidence in 对……有信心，
130．confidence in sb./sth. 对……的信赖
131．be confident of 有信心
confidential 机密的
132．confine……to…… 把……限制在某范围内
133．confirm sb. in 使某人更坚定（信念等）
134．conform to (=be in agreement with， comply with) 符合，遵照，遵守；l）obey服从；2）observe;3)comply with照……办；4）keep to遵循；5）abide by服从；6）stick to按……做
135．be confronted with (=be brought face to face with) 面对，面临
136．congratulate sb. on 祝贺
137．in connection with (=with regard to) 关于
138．be conscious of (=be aware of ) 觉察，知道
139．consent to (=give agreement to permission) 同意