All of the following are sources of evidence for a sensitive period for language acquisition except that
a. children who experience social isolation in childhood rarely acquire more than a tentative mastery of language.
b. the later someone is exposed to a new language, the more difficult it is for him or her toacquire it.
c. the later someone is exposed to his or her first language, the more difficult it is for him or her toacquire it.
d. young children with significant left-hemisphere damage usually never learn to speak normally.
Question 2Some evidence for universal grammar comes from research demonstrating that children invent real languages when exposed to the not-quite-real languages that adults around them speak, called
a. creoles. c. inversions.
b. pidgins. d. motherese.
Question 3Which of the following is not true of the acquisition f language of all children throughout the world?
a. they make the same types of grammatical mistakes
b. they acquire language at about the same rate
c. they all know that the subject of a sentence has to be explicitly stated
d. they acquire many of the same grammatical forms
Question 4Parameters refer to aspects of a grammar that
a. are universal. c. vary across all languages.
b. vary within a language. d. distinguish languages from one another.
Question 5Children take advantage of ______ in figuring out the particular grammar of their mother tongue.
a. constraints c. interpretations
b. specific domains d. bekos
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