第22题: [单项选择]What do we know about the mother A. He feels they have done a wise thing. B. He doesn’t think they should move. C. He thinks it is better to invest later. D. He thinks it is unwise to buy stocks. 参考答案:D 答案解析:[听力原文] W: You know, the Smiths have invested all their money in stocks M: They may think that