110．in common （和……）有共同之處，共用
be common to sb. 是與某人所共有的
111．keep company with (=be friendly and go out together) 和……要好
112．compare……with…… 把……與……比較
113．compare……to…… 把……比作……
114．by comparison 比較起來
115．in comparison with (=in contrast to) 和……比起來
116．compensate for (=give sth. to make up for) 補償，賠償，彌補 compensate sb. for sth. 賠償，彌補
117．complain of (or about) 抱怨；訴苦；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（補充）；compliment（恭維）
118．comply with (=act in accordance with a demand， order， rule etc.) 遵守，依從
119．conceive of (think of， imagine， consider) 想象，設想
120．concentrate on (or upon) 集中，專心
121．be concerned with (=about) 與……有關
122．concern oneself about/with 關心
123．in conclusion (=as the last thing) 最后一點；at the conclusion of 當……結束時
124．condemn sb. to 判決
125．on condition that (=if) 以……為條件，假如
in that = because 因為
now that = since 既然
for all that = although盡管
126．in/out of condition (=thoroughly healthy or fit/not fit) 健康狀況好／不好
in good (bad) condition 處于良好（壞）狀態
127．confess(to) (to = admit a fault， crime， or sth. wrong) 承認，供認
confess to a crime承認罪行
128．confide in (=to talk freely to sb. about ones secret) 對……講真心話，依賴
129．in confidence 推心置腹地；
with confidence 滿懷信心地；
have confidence in 對……有信心，
130．confidence in sb./sth. 對……的信賴
131．be confident of 有信心
confidential 機密的
132．confine……to…… 把……限制在某范圍內
133．confirm sb. in 使某人更堅定（信念等）
134．conform to (=be in agreement with， comply with) 符合，遵照，遵守；l）obey服從；2）observe;3)comply with照……辦；4）keep to遵循；5）abide by服從；6）stick to按……做
135．be confronted with (=be brought face to face with) 面對，面臨
136．congratulate sb. on 祝賀
137．in connection with (=with regard to) 關于
138．be conscious of (=be aware of ) 覺察，知道
139．consent to (=give agreement to permission) 同意