On the basis of teaching practice, from the principle of consistency and validity in the language testing, the paper will evaluate graduate students' foreign language learning in universities a}'U collegesof engineering under the model of CDIO. The article points out that, as an essential part of foreign languageteaching, language testing acts as an important means of improving the quality of foreign language teaching, andcan be used to guide the right direction of foreign language teaching. It also indicates that CDIO can meetrequirements of international world to cultivate talents that adapt to the internationalization.