商业银行信息披露频率分为临时、季度、半年及年度披露，其中，临时信息应及时披露，季度、

阅读短文，选择正确答案。

     Young people can have problems with their minds. Some students become worried because they have to

study very hard. Others have trouble getting on well with people like their parents and classmates.

     Liu Wei, a junior 2 student from Hefei, could not understand his teacher and was doing badly in his lessons.

He became so worried about it that he started to cut his finger with a knife.

     Another student, 14-year-old Yan Fang from Guangzhou, was afraid of exams. She got very worried in one

exam, and when she looked at the exam paper. She couldn't think of anything to write.

     A recent report from Jiefang Daily says about 18% of Shanghai teenagers have mental problems. Their

troubles include being worried and very unhappy and having problems in learning and getting on with people.

Many students who have problems won't go for advice or help. Some think they will look stupid（silly）if they

go to see a doctor. Others don't want to talk about their secret.

     Liang Yuezhu, an expert on teenagers from Beijing Adding Hospital has the following advice for teenagers:

    * Talk to your parents or teachers often.

    * Take part in group activities and play sports.

    * Go to see a doctor if you feel unhappy or unwell.

1. Liu Wei cut his finger with a knife because ______. [ ]

A. he was afraid of his teacher

B. he wanted to frighten his parents

C. he was so worried about his studies

D. something was wrong with it

2. Yan Fang's problems happened whenever ______. [ ]

A. she studied very hard

B. she had exams

C. she talked with her parents

D. she thought of something

3. Students who have problems won't ask others for help because ______. [ ]

A. they won't let others think they are stupid

B. they don't think doctors can help them

C. they don't want to tell their secret to others

D. both A and C

4. Liang Yuezhu's advice tells us that ______. [ ]

A. it's better for the students who have mental problems to stay alone at home

B. it's unnecessary for them to be with others

C. group activities and sports can help them

D. teachers and parents can't do anything to deal with the mental problems

串联混合流

四、定义判断

法律文书：是指法律机关依法制作的在其法律活动中承担法律职能、具有法律意义和法律效力的文书。 下列属于法律文书的是( )

A．张某关于其死后遗产分割问题的遗嘱

B．法院关于冻结李某银行帐户的裁定

C．检察院关于调整上下班时间的公告

D．公安局关于规范干警职务行为的十条禁令

遗传平衡定律的内容及其对种子生产的指导意义。

海底峡谷的主要部位在（）

A、大洋盆地中

B、大陆坡上

C、洋中脊旁

D、大陆架上