【zhu】評論
The vaccine is __5__ with saving millions of children’s lives since its discovery. 疫苗的發現至今已經挽救了數百萬兒童的性命。(A) embraced 接受(B) credited 賒帳A be credited with doing B 認為A完成了B動作。(C) supplied 提供(D) identified 確定