Literature Review of Teachers' L1 and L2 Use
The role of L1 and its importance in L2 learning has been discussed. Many studies have supported that the use of L1 enhances the L2 learning process (Anton & DiCamilla, 1999; Atkinson 1993; Cook, 2001, 2005). For example, Anton and DiCamilla (1999) maintain that the L1 functions as a cognitive tool which enables learners to complete the collaborative tasks in L2. Through the observation of a six-week Spanish class, they reported that the use of L1 pla..