1. Child A is 1;1, while child B is 1;11. We can say that ______.

1. Child B is 10 weeks older than child A
2. Child A’s language level is 10 months behind that of child B
3. Child A is 10 days younger than child B
4. Child B is 10 months older than child A

2. Morphology is the study of ______.

1. how words change over time
2. units of sound as encoded in the grammar
3. how grammar changes over time
4. units of meaning as encoded in the grammar

3. A typical newborn baby ______.

1. understands more than 10 words
2. understands fewer than 10 words
3. can only detect low-frequency sounds
4. can make vegetative sounds

4. The unborn child becomes sensitive to sound in the ______ trimester of pregnancy:

1. first
2. second
3. third
4. fourth 

5. The Cat in the Hat experiment (DeCasper and Spence, 1986) demonstrated that the unborn child can ______.

1. recognize simple words from nursery rhymes
2. use the rhythm of a nursery rhyme to help them recognize simple words
3. recognize a nursery rhyme from its intonation pattern
4. use the intonation of a nursery rhyme to help them recognize simple words

6. In the domain of child language acquisition, a nativist believes that ______.

1. the child’s native language is the first one they hear while still in the womb
2. the child’s knowledge of grammar is, for the most part, genetically determined
3. the child can recognize their native language from birth
4. the child’s knowledge of language is, for the most part, genetically determined

7. For many children, once they have acquired about 50 words, the rate of word learning ______.

1. accelerates dramatically
2. levels off
3. slows down slightly
4. levels off for 18 months, then accelerates dramatically

8. The gavagai problem demonstrates the difficulty faced by the child in ______.

1. pronouncing polysyllabic words
2. identifying the words in a sentence
3. determining what a word refers to
4. learning foreign language words

9. By the age of six years, the average child has a vocabulary of ______ words.

1. 100–400
2. 1,000–4,000
3. 100–140
4. 10,000–14,000 

10. A morpheme is the smallest unit of ______.

1. sound
2. meaning
3. vocabulary
4. grammar

11. In Berko (1958), the nonsense word wug is used because ______.

1. a real word would distract the child from the experimental task
2. wug is easy to pronounce and remember
3. the experiment is concerned with morphology not sense
4. the experimenter can control the input to the child

12. Which syntactic categories do the following words belong to: tree, red, delirium, hope, lazy and coy?

1. nouns and verbs
2. nouns, verbs and adjectives
3. verbs, adjectives and prepositions
4. nouns and adjectives

13. In the sentence The duck is gorping the bunny, the agent of the sentence is ______.

1. duck
2. gorping
3. bunny
4. absent

14. If we compare the domains of perceptual-motor, cognitive, social and linguistic development, it is apparent that development ______.

1. in each domain proceeds at roughly the same pace
2. is difficult to compare in terms of speed
3. is fastest in the linguistic domain
4. is slowest in the linguistic domain

15. In child language research, Noam Chomsky is famous for arguing that ______.

1. certain aspects of grammatical knowledge are genetically determined
2. grammar is innate
3. certain aspects of grammatical knowledge are socially determined
4. grammar is acquired