RitaandAnnahavefinishedtheirhomework,______?A.havetheyB.haven’ttheyC.didn’

发布时间:2020-08-12 20:04:03

Rita and Anna have finished their homework, ______?A.have theyB.haven’t theyC.didn’t they

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B解析本题为反义疑问句,前句是肯定的,后句用否定的结构,本题的否定结构为haven’t,故本题选B。
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