Abstract. The validity theory is an effective criterion to measure the success of a test, playing an important role in College English Listening and Speaking Course. Tests for College English Listening and Speaking Course under the validity theory are more reasonable, scientific and efficient when the College English teachers structure tests in their minds. The test for College English Listening and Speaking Course were taken as an example to explain the significance of the validity theory to improve the quality of the test. On the basis of the statistical data, the characteristics of the test were found out and analyzed. Several effective ways to improve the listening and speaking competence were also discussed in this paper.