阿摩線上測驗
118. The technician discovered that the malfunction was caused by a ______ component in the circuit board.
(A) defective
(B) defect
(C) defectively
(D) defects
答案：登入後查看
統計： A(185), B(23), C(15), D(2), E(0) #3805306
統計： A(185), B(23), C(15), D(2), E(0) #3805306
