题目内容
句型转换
When completed, the park will be open to the public.
When ________ ________ completed, the park will be open to the public.
答案:it;is
练习册系列答案
相关题目
题目内容
句型转换
When completed, the park will be open to the public.
When ________ ________ completed, the park will be open to the public.