题目内容
Every ________ had been made in order to save the boy with the H5N1 bird flu, but all in vain. He died at last.
A.effect B. affect C. infect D. effort
【答案】
D
【解析】略
练习册系列答案
相关题目
Every ________ had been made in order to save the boy with the H5N1 bird flu, but all in vain. He died at last.
A.effect | B.affect | C.infect | D.effort |