题目内容：

阅读理解。

 

1.According to Sarah， which of the following dogs is worth keeping?

A．Barkers.               B．Chasers.

C．Farm dogs.            D．Homeless dogs.

2.Both of the two people think that ________.

A．dogs should have good food

B．dogs should be properly trained

C．dog owners spend too much on dogs

D．dog owners should play with kids

3.Which of the following is NOT mentioned in the two passages?

A．Dogs can work well on farms.

B．City dogs can have a home-visit hair-cut.

C．Dogs may appear in the classroom in some places.

D．City dogs cannot be trusted when they are left alone.