单选题 If full credits were given to this part, it could ______ a high grade for the student in his physical course.
  • A.belong to
  • B.be due to
  • C.he subject to
  • D.contribute to
【正确答案】 D
【答案解析】[解析] 各项的意思是：belong to“属于；是(某团体、国家等)的成员”；be due to“由于；应归于”；be subject to“受支配，从属于，常遭受……”；contribute to“有助于；贡献”。根据句意判断，答案为D。