试题题干
WORD FORMATION
Complete the following sentence with the proper form of the word in the bracket.
(confuse) The old man looked in
at his new surroundings, after he got off the bus.
参考答案
试题解析
此处缺少名词。
looked是动词，需要用副词修饰。in confusion：困惑地，疑惑地。所以变confuse为名词confusion。
句意：老人下车后，疑惑地看着（周围的）新环境。