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/ai/、/ai/、/ai/:

1) dry [drai] my [mai] hi [hai] why [wai] bite [bait] child [tʃaild]

fight [fait] dive [daiv] thigh [θai] glide [glaid] guide [gaid] hide [haid]

2) fertile ['fə:tail] fragile ['frædʒail] nightmare ['naitmeə] survive [sə'vaiv] alive [ə'laiv] guidance ['gaidəns] hijack ['haidʒæk] fighter ['faitə]