试题题干
WORD FORMATION
Complete the following sentence with the proper form of the word in the bracket.
(distant) This is done by changing the
between the lens and the film inside the camera.
参考答案
试题解析
此处缺少名词。
the是冠词，后面跟名词。change后缺宾语，所以空格处应该填写名词。所以变distant为名词distance。
句意：这是通过变换相机里镜头和胶卷的距离得以实现的。