Past research has emphasized the universality of grammar acquisition over key differences, resulting in the development of a number of one-size-fits-all approaches to grammar instruction. Because such approaches fail to consider disparities of grammatical features, they are often ineffective. Just as a doctor needs to diagnose an illness and…

A description of a study which tried to establish the sequence of language development in a language other than English (Farsi) and to measure the syntactic complexity of the first language against that of the second. Results indicate a direction toward the construction of better course materials and tests. (AMH)

The problem of interference caused by linguistic transfer in second language learning does not increase with the number of languages that the student has acquired. The ability to learn a second, third, or fourth language depends on what Chomsky calls "the language acquisition device," which is a capacity or a sensitivity formed by a combination of…