Which of the following statements is true
题型：单项选择题
问题：
Which of the following statements is true in the Grammar-Translation Method
A．L1 was maintained as the reference system in the acquisition of L2.
B．L2 was maintained as the reference system in the acquisition of L1.
C．Latin was maintained as the reference system in the acquisition of L2.
D．Latin was maintained as the reference system in the acquisition of L1.