The wrong adjective-noun collocations account for a large proportion of errors in the second language learners' output. A random survey conducted to English major students of Jincheng College of Nanjing University of Aeronautics & Astronautics on errors of adjective-noun collocations in their writing shows that errors in adjective-noun collocations do not decrease with the rise of grade and English level. The freshman and sophomore make inter-lingual mistakes, while the junior and senior mainly make intrali...