听下面一段独白，回答以下小题。
【小题1】Which of the following countries has NOT found mad cow disease yet?

A．England.

B．Japan.

C．China.

【小题2】How did mad cow disease spread and cause cattle to die?

A．By using MBM (meat-and –bone meal) with different plants.

B．By eating infected (感染) meal.

C．By importing foreign cattle.

【小题3】Why did China stop the import of feed from the European Union?

A．Because it’s a great waste of money.

B．Because doing this can keep the disease from spreading in China.

C．Because we must use our own feed.