Marygot________aboutthewordsandended________inalowvoice.A.frustrating;

发布时间：2020-08-04 21:51:47

Mary got ________ about the words and ended ________ in a low voice.A.frustrating; speakingB.frustrated; up speakingC.frustrate; to speakD.frustrating; up speaking

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B解析此句中got为系动词，后面应接形容词做表语，且frustrated表被动。end up后应接动名词。
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