1. 发音为/aɪ/的字母组合：ai, ay, ei, ey, eigh

例如：train, day, vein, they, neighbor

2. 发音为/ɔɪ/的字母组合：oi, oy

例如：coin, boy

3. 发音为/i:/的字母组合：ee, ea, ie, ei, ey, eigh

例如：tree, beat, field, receive, key, height

4. 发音为/ɜ:/的字母组合：er, ir, ur, ear, or

例如：her, bird, burn, hear, for

5. 发音为/əʊ/的字母组合：ou, ow

例如：house, cow

6. 发音为/ɪə/的字母组合：eer, ere, ear, ier, ure

例如：deer, here, bear, pier, pure

7. 发音为/jʊə/的字母组合：ue, ew

例如：due, few