16. All boys and girls in large families know that　　　　　　　.

A)　a boy and a girl usually fight when they are together

B)　people tend to be together more than they used to be

C)　a lot of people being together makes fights likely

D)　Railway leads the world to peace

17. According to those who welcomed the railway, the railway itself should include all the following except　　
　　　 .

A)　the railway enables people travel fast

B)　the railway brings comfort to people

C)　the railway makes the world peaceful

D)　the railway leads the world to war as well.

18. According to the anti-railway group, all the followings are true but　　　　　　.

A)　tunnels are dangerous to public health

B)　the noise and the glare of the engine fire may affect people’s nerves

C)　the rapid speed through the air does damage to people’s lungs

D)　to those with high blood-pressure, the rapid speed of the train causes them to die

19. We may safely conclude that　　　　　　.

A)　the author belongs to the anti-railway group

B)　the author belongs to the for-railway group

C)　the author speaks highly of the railway

D)　the author may never take train because of its potential dangers

20. What is the tone of this passage?

A) Practical　　　C) Satirical

B) Humorous.　　 D) Exaggerated