单元基础知识过关
12.手指(大拇指除外)(n.) _________ 13.比赛者,选手(n.) _______ 14.家庭作业(n.) ___________ 15.米(n.) _________ 16.问题(n.) _________ 17.地面(n.) _________ 18.肚子痛;胃痛(n.) ______________
finger
player
homework
metre
matter
ground
stomachache