C字母开头的单词或词组(第25页)：
- cut
- custom
- class
- customer
- classical
- cycle
- classmate
- classroom
- clean
- clerk
- clear
- client
- clever
- cliff
- climate
- climb
- close
- clinic
- cloth
- clothes
- clothing
- clock
- cloud
- club
- clue
- coach
- coal
- coast
- coat
- cock
- coffee
- coin
- cold
- colleague
- collect
- collective
- colonist
- college
- color
- colonial
- combine
- colour
- column
- comb