1 interesting(反义词) uninteresting ,boring
2 city(复数) countryside ,rurual area
3 mom(正式用语) mother
4 China(形容词) Chinese
5 busy(反义词) free ,available
6 finish(第三人称单数) finishes
7 P.E.(全称) Physical Education
8 like sth.best(同义词) favor ,feel like
9 parents(所有格形式) parents'
10 man(复数) men