1 . 听下面一段较长对话，回答以下小题。
1. How long has Jessica’s mother been dancing?

A．For 20 years.

B．For 23 years.

C．For 43 years.

2. Jessica’s mother is in good condition, and what makes for this more?

A．Taking enough exercise.

B．Fruits and vegetables.

C．Having an optimistic attitude towards life.

2 . 听下面一段较长对话，回答以下小题。
1. How long has Jessica’s mother been dancing?

A．For 20 years.

B．For 23 years.

C．For 43 years.

2. Jessica’s mother is in good condition, and what makes for this more?

A．Taking enough exercise.

B．Fruits and vegetables.

C．Having an optimistic attitude towards life.

3 . 听下面一段独白，回答以下小题。
1. What’s the main reason for students starting businesses?

A．To realize their career potential.

B．To meet the need of making money.

C．To gain better development chances.

2. How many students learn business-starting from student organizations?

A．22.58%.

B．17.15%

C．28.32%.

3. Why do 32.5% of the students choose to stick in big cities?

A．They see the rapid growth there.

B．They enjoy the convenient traffic.

C．They want to seize the opportunities.