Table 1.

Speech sound contrasts included in the receptive phonology test.

Speech sound contrast	Number of items
consonants	38
b-v	4
f-h	6
l-r	14
n-ŋ	3
s-ʃ	3
s-θ	8
vowels	32
æ-ɛ	4
æ-ʌ	6
ɑː-ʌ	1
ɒ-ʊ	1
ɒ-ʌ	2
ʊ-ɔː	5
ɜː-ɑː	5
iː-ɪ	4
ɪ-ɛ	4