下列关于大化改新的叙述，不正确的是[ ] A．时间：646年 B．学习对象：中国

根据短文内容,回答问题(10分)

Ayumi lived with her mother when she was a kid．She couldn't remember her father because he left the family when the girl was five and never came back．Ayumi's mother gave her much freedom to do whatever she liked，because the mother was always at work．

Ayumi was a model when she was young．After graduating from junior high school，she left home to take entrance exams to an art school in Tokyo with her friends，but to her surprise，she was the only one that failed．

After that，when someone offered her a chance to be a singer，Ayumi refused，because she thought she wasn't good at singing． But later，she changed her mind — she couldn't find any other jobs．

Her first song came out in 1998 and soon attracted attention．Her first albums(唱片) A Song for ×× came out in 1999 and quickly sold over one million copies． Each of her albums has sold very well since then．She has become "the Queen of Pop" in Japan．

根据短文内容回答下列问题。

小题1:Why did Ayumi's mother give her much freedom?

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小题2:What result did Ayumi get in her entrance exams to an art school in Tokyo?

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小题3:At first, why did Ayumi refuse the chance to be a singer?

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小题4:What's the name of Ayumi's first album?

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小题5:When did her first song come out?

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在下述方法中，最适合作为寿命期不同的互斥方案选择的方法是（）。

A.净现值法

B.差额法

C.年值法

D.净将来值法

秦国成为战国七雄中最强的国家，主要原因是：

A．重视水利工程。

B．使用铁制工具。

C．推广牛耕。

D．实行商鞅变法。

阅读下面一首诗，回答问题。

【注释】①和韵：唱和别人诗词，仍采用原诗的韵。②干：求取，这里指接触的意思。

（1）这首诗中写出了江郎山山势      、         、         、       的特点。

（2）诗人借描绘江郎山表达了怎样的人生理想？

先天性青光眼的临床表现除外（）

A.角膜增大

B.前房浅

C.畏光、流泪

D.青光眼杯进行性扩大

E.眼压升高