III. Do the following tasks:

1. Prove that palatalisation is a non-distinctive feature in English and distinctive in Russian.

2. Prove that lip rounding is a non-distinctive feature in both English and Russian.

3. State the differences between the allophones in the following pairs of work

pat – pit	in the desk – in a desk
scare – care	stop Mary – stop Peter
trick – tick	glow – go
cradle – trade	garden - guide

4. Give your own examples of different allophones of the phonemes [p, d, k].

5. Are the following mistakes phonetic or phonological? What should be done to correct the mistakes?

beat – [bi:t] meat – [mɪt] star – [stʰa:] work – [wɔ:k] days – [deɪs]

bad – [bed] bar – [baʳ] car – [ka:] little – [ˈłɪtl] tease – [tˈi:z]