The natural order hypothesis is presumed by Krashen to be the result of the learned system, operating free of conscious grammar.（）

For Krashen, the affective filter is the principal sour...

判断题For Krashen, the affective filter is the principal source of individual difference in second language acquisition.（）

Krashen believes that adults are better language learne...

判断题Krashen believes that adults are better language learners, while children are better language acquirers.（）

The goal of foreign language teaching is to produce ove...

判断题The goal of foreign language teaching is to produce over-users of monitor.（）