教甄◆英文-國小題庫下載題庫

Brown studied fourteen morphemes which are obligatory in English. The sequence in which they appeared in the language samples of the three children (Adam, Eve and Sarah) was as follows, approximate ages shown in brackets (Taken from Harris 1990)
1. The present progressive affix on verbs (-ing), denoting an activity in progress - for example, "He's drawing." (19-28 months)
2. The preposition "on" - for example, "Put it on the table." (27-30 months)
3. The preposition "in" - for example, "It's in the cupboard." (27-30 months)
4. The plural /s/ - for example, "Dogs bark." (24-33 months)
5. The irreg...

Brown studied fourteen morphemes which are obligatory in English. The sequence in which they appeared in the language samples of the three children (Adam, Eve and Sarah) was as follows, approximate ages shown in brackets (Taken from Harris 1990)
1. The present progressive affix on verbs (-ing), denoting an activity in progress - for example, "He's drawing." (19-28 months)
2. The preposition "on" - for example, "Put it on the table." (27-30 months)
3. The preposition "in" - for example, "It's in the cupboard." (27-30 months)
4. The plural /s/ - for example, "Dogs bark." (24-33 months)
5. The irregular past tense of verbs - for example, "It broke", "He ran away", "I made it." (25-46 months)
6. The possessive /s/ - for example, "Tom's book." (26-40 months)
7. The uncontractable copula "be" form (that is, where the "be" form is used with an adjective, preposition or noun phrase and cannot be abbreviated) - for example, "He is." (In response to "Who's there?") (27-39 months)
8. The articles "a" and "the" (counted as separate morphemes.) (28-46 months)
9. Regular past tense forms - for example, "Sally picked a flower." (26-48 months)
10. The third person singular /s/ for present tense verbs - for example, "John rides the bike"; "He likes my dress." (26-46 months)
11. Irregular, third-person singular present tense; the verbs "have" and "do" become "has" and "does" for third-person sentence subjects - for example, "He has two eyes"; "Mummy does the shopping." (28-50 months)
12. The uncontractable copula "be" form (that is, where the "be" occurs with a main verb and cannot be abbreviated) - for example,"He is." (In response to "Who's coming to the party?") (29-48 months)
13. The contractable copula form (that is, where "be" occurs with an adjective, preposition or noun phrase and where abbreviation is possible) - for example, "They're inside"; "The boy's dirty." (29-49 months)
14. The contractable auxiliary "be" form (that is, where "be" occurs with a main verb and abbreviation is possible) - for example, "He's laughing"; "Mummy's cooking dinner." (30-50 months)