题目内容
【题目】 Not only his parents but also his brother __________ to the Summer Palace. They haven’t been back.
A. have been B. have gone C. has been D. has gone
【答案】D
【解析】not only …but also…遵循"就近原则",即连接两个主语时,谓语动词的单复数与最近的主语保持一致。本句与his brother一致,因为去了颐和园还没回来,故用has gone。
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