● Call a spade a spade.
[中文译文]：据实而言。
● Call me not olive till thou see me gathered.
[中文译文]：盖棺论定。
● Call no man happy until he dies.
[中文译文]：盖棺才能定论。
● Can the leopard change his spots?
[中文译文]：江山易改，本性难移。
● Care and diligence bring luck.
[中文译文]：谨慎和勤奋，带来好运气。
● Care brings grey hair.
[中文译文]：忧虑催人老。
● Care killed the cat.
[中文译文]：忧虑伤身。
● Cast not out the foul water till you bring in the clean.
[中文译文]：清水未来，莫泼赃水。
● Cast not your pearls before swine.
[中文译文]：明珠莫投暗。
● Catch the bear before you sell his skin.
[中文译文]：大事未成时，莫开庆功宴。
● Cats hide their paws.
[中文译文]：大智若愚，大巧若拙。
● Caution is the parent of safety.
[中文译文]：谨慎小心是安全之源。
