句型转换
People believe that UFO does exist. (用it开头改写句子)
________ ________ ________ that UFO does exist.
将下列句子变成相反的语态
This sad novel was written by Charles Dickens.
Charles Dickens ________ this sad novel.
句型转换
People believe that UFO does exist. (用it开头改写句子)
________ ________ ________ that UFO does exist.
将下列句子变成相反的语态
This sad novel was written by Charles Dickens.
Charles Dickens ________ this sad novel.