---Kenisoftenheardtoapologizetohisteacher.---Weoften______Ken______to

发布时间：2020-08-07 08:54:38

---Ken is often heard to apologize to his teacher.---We often ______ Ken ______ to his teacher.A.hear, apologizeB.heard, apologizeC.hear, apologizedD.heard, apologized

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A解析本题考查了被动语态改为主动语态。原句用了 be heard to do sth. 结构，改为主动语态后应为 hear sb. do sth.。
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