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最佳答案：不规则变化began
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最佳答案：egan,begun
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最佳答案：egin-beginning begin-began cut-cut
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最佳答案：vt.1.开始,着手;动手[+v-ing][+to-v]2.创建;使开始vi.1.开始;开始进行2.始于;源于过去式began也是开始的意思啊
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最佳答案：1. began 2. bought 3. drank 4. heard 5. left6. took 7. wrote 8. told 9. met 10.
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最佳答案：eganlostletpaid
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最佳答案：am being 无 wasare being 无 werebegin beginning begins began
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最佳答案：think thought thoughtsit sat sittenbegin began begunrun ran run
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最佳答案：beganbrokeboughtcaughtcut
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最佳答案：worked walked began studied had telephoned went saw mended wrote knocked watched