147.be cautious of 谨防
148.center one’s attention on(=focus one’s attention on)把某人的注意力集中在……上
149.be certain of(=be sure of)有把握,一定。
150.for certain of(=for sure)肯定地,有把握地
151.be content with(=be satisfied with )满足于 be content to do sth.愿意做某事
152.contrary to(=in opposition to )与……相反
153.on the contrary 相反
154.contrast…… with 把……与……相对(对照)
155.in contrast to/with 和……形成对比 by contrast 对比之下
156.contribute to 有助于
157.under control(被)控制住 out of control 无法控制
158.at one’s convenience(=where and when it suits one )在方便的时间或地点be convenient to /for 对……方便
159.convince sb.of(=cause sb.to believe or feel certain; to persuade sb.)使某人确信,try to persuade sb.to do sth.劝说某人做……
160.cope with(=deal with,try to find a solution to)应付,处理
161.in the corner(of)在角落里;on(at)the comer of a street 在街道拐弯处;round the comer 拐过弯;be in a tight corner 陷入困境
162.correspond(with)( =exchange letters regularly )通信
163.correspond to 相当于 correspond with 符合,一致
164.at all costs不惜任何代价 at the cost of 以……为代价
165.a matter of course 理所当然的事
166.as a matter of course 当然地,自然地
167.in(during)the course 在……过程中