【正确答案】 C

【答案解析】[解析] 这个学生把试卷整体检查了一遍。thoroughly完整的。seldom很少。如：I seldom write letters now.我现在很少写信了。quickly迅速地。如：Time goes by quickly.时间过的真快。completely彻底的。最符合题意。如：The city has been completely destroyed in the earthquake.这座城市在地震中完全毁坏。roughly大概。如：Roughly speaking, I think 200 students in the school have seen the movie.粗略估计学校里有200个学生看过这部电影。