contrast...with 与...对比，与...对照
Her actions contrasted sharply with her promises.

contribute to 捐献，有助于
Would you like to contribute to our collection?

convert sb. to 使某人改信...皈依（另一宗教）
He converted from Christianity to Islam.

convert...into...把...改变为...兑换
a sofa that converts into a bed

convince...of 使...确信，使...信服
You will need to convince them of your enthusiasm for the job.

cooperate with 与...合作
I advised my client to cooperate fully with the police.

cope with 处理，应付
She feared she wouldn't be able to cope with two new babies.

correspond to 相当于，符合
The numbers correspond to points on the map.

correspond with 与...通信，与...相一致
She stopped corresponding with him after the death of her mother.

count on 依靠，期待，指望
With luck, you might cover your costs, but don't count on it.

count up 加起来，算出来
count up how many ticks are in the each box.

cover-up 掩饰，掩盖
He accused the government of a cover-up.

credit...to 把...归于 be credite to sb/sth
Much of Manchester United's can be credited to their manager.

criticize for 因...批评
He has been criticized for incompetence.

crop uo 冒出
If a problem crops up, it happens or appears suddenly and in an unexpected way.