According to paragraph 4，which of the following statements is NOT true？
A. She has to learn to repair sails．
B. She has to be her own teacher．
C. She has to be very fit．
D. She has trained herself to sleep for about 20 minutes at a time．
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股票交易可在证券交易所中进行，也可以在场外交易市场进行。前者称为“柜台交易”；后者常见的形式是“上市交易”。()
A. 正确
B. 错误
A．acknowledgementB．awarenessC．affirmationD．agreement
A. acknowledgement
B. awareness
C. affirmation
D. agreement
当收盘价格涨跌幅偏离值、价格振幅或换手率相同时，依次按成交量和成交金额选取。()
A. 正确
B. 错误
A．On the first floor.B．On the second floor.C．On the third floor.D．On the fourth floor.
A. On the first floor.
B. On the second floor.
C. On the third floor.
D. On the fourth floor.
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