According to the comprehensive input theory, "i + 1" refers to

admin2014-04-17 703

问题 According to the comprehensive input theory, "i + 1" refers to

选项 A、the current level of the learner’s interlanguage.
B、a little more advanced than current level of the learner’s language knowledge.
C、a little more than the current quantity of the input the learner received.
D、the current quantity of the input the learner received.