题目内容
According to a UN report, some 844 animals and plants ______ in the last 500 years.
A. disappeared B. were disappeared
C. have disappeared D. had been disappeared
【答案】
C
【解析】略
练习册系列答案
相关题目
题目内容
According to a UN report, some 844 animals and plants ______ in the last 500 years.
A. disappeared B. were disappeared
C. have disappeared D. had been disappeared
C
【解析】略