试题题干
WORD FORMATION
Complete the following sentence with the proper form of the word in the bracket.
(confident) Nobody can answer that question with complete 
at this stage.
参考答案
试题解析
此处缺少名词。
complete是形容词，用来修饰名词。所以空格处要填写名词形式。变confident为名词confidence。
句意：现阶段，没人能完全自信地回答这个问题。