101.by chance (= accidentally, by accident) 偶然

102.for a change 换换环境(花样等)

103.charge sb. with ……控告某人犯有……

104.in charge of (=responsible for) 负责(某事)；in the charge of ……由……管

105.take charge of (=to be or become responsible for) 负责管理(照顾)

106. charge...for 因……索取(费用)；charge sb. with sth. 控告某人犯有……

107.round the clock (=all day and all night, usually without stopping) 昼夜不停地

108.comment on评论

109.commit oneself to 使自己承担…… commit sb. to prison 把某人送进监狱;commit one’s idea to writing 把某人的想法写下来;commit a matter to a committee 把某事交给委员会讨论

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