To form the present tense, 3rd person singular of the verb "teach", we have to add "-es", instead of just "-s" to it. This is required by the ______ of English.
A. assimilation rule
B. sequential rule
C. deletion rule
D. morphological rule
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A phoneme is an abstract, distinctive and ______ unit.
A. phonetic
B. phonemic
C. phonological
D. phonic
A______ phonetics is concerned with how speech sounds are produced.
The feature that distinguishes "a greenhouse" and "a green house" is ______.
A. tone
B. stress
C. intonation
D. aspiration
In English, a phoneme may be represented by two or more allophones. The choice of the allophone is ______.
A. random
B. rule-governed
C. haphazard
D. unpredictable