题目类型：
单选题
题目内容
Sometimes the student may be asked to write about his ________ to a certain book or article that has some bearing on the subject being studied.
正确答案
A
题目解析
答案为A。impression 意为“（人、事件、经历等留下的）印象”，reaction 意为“反应”， comprehension 意为“理解，理解力”，sentiment 意为“情绪，伤感”。