祖母问：“哦，外面是谁呀？”

The grandma asked: "who are you?"

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“在学校过得好吗？”祖母问“你总是一个人呆着吗？你又哭吗”

"Was school all right?" she asked, "Did you get along all right? Did you cry?"

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布朗先生问：“你做了祖母吗？”

Mr. Brown asked, "Are you a grandmother?"

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There is this social context of race relations whose grammar he is also learning, and I would just remind you of the passage where he starts to ask his mother about whether his granny is white or not.

一种来自家庭无可绘状的影响,当时社会的种族对立，对他学习的语言也有很深的影响,各位看一下当他问母亲,祖母是白人还是黑人？

耶鲁公开课 - 1945年后的美国小说课程节选