听短文，根据所给问题选择最佳选项。
【小题1】What is the speaker?

A．An office clerk.

B．A teacher.

C．A government staff.

【小题2】Why do many people drive to work?

A．Because the working place is far from home.

B．Because the public transportation isn’t convenient.

C．Because the cost of driving a car is lower.

【小题3】How much does the early morning train trip cost?

A．About 12 dollars.

B．About 20 dollars.

C．About 22 dollars.

【小题4】What do many people do to reduce the use of car?

A．Go to work together in a car.

B．Change their living places.

C．Do more walking.

【小题5】When should the paper be handed in?

A．By next Monday.

B．By next Wednesday.

C．By next Friday.