試卷:無年度 - 2005年5月托福閱讀#20892
| 科目:TOEFL(Test of English as a Foreign Language)托福
試卷資訊
試卷名稱:無年度 - 2005年5月托福閱讀#20892
科目:TOEFL(Test of English as a Foreign Language)托福
14. Which of the following does the passage identify as examples of plant waste products?
(A) Potassium and phosphates
(B) Clover
(C) Trace elements
(D) Com stalks and bean vines