The Natural Approach was proposed in 1977 by_______ ，a teacher of Spanish at the University of California.
A.Stephen Krashen B.Tracy Terrell C.Janies Asher D.David Nunan正确答案B
The Natural Approach was proposed in 1977 by_______ ，a teacher of Spanish at the University of California.
A.Stephen Krashen B.Tracy Terrell C.Janies Asher D.David Nunan正确答案B
