A. 尤因肉瘤好发于儿童及青少年 B. 多发性骨髓瘤好发于青少年 C. 骨软骨瘤好发于青少年 D. 非骨化性纤维瘤好发于青少年
A. effect B. affect C. change D. alter
A. going B. passing C. travelling D. walking
A. absolutely B. more C. quite D. a lot
A. speak B. discuss C. talk D. debate