23.When and where was the worst earthquake ever reported?

A. 1964;Alaska. B. 1556;China.

　 C. 1923;Japan. D. 1976;China.

24.According to the passage,which of the following is NOT true?

A.The stronger the earthquake is,the more people are killed.

B.Earthquakes often come unexpectedly.

C.Earthquakes can cause fires.

D.People still don't know when an earthquake will come.

B

　　Nelson Mandela was a person of international fame，and many details of his life and career were public knowledge. But here are some things you may not have known about him.

　　Rolihlahla Mandela was nine years old when a teacher at the primary Methodist school where he was studying，gave him an English name-Nelson-according to the custom to give all school children Christian names.

　　Rolihlahla is not a common name in South Africa.It means "troublemaker"．His circumcision name was Dalibunga，meaning "founder of the Bunga"．

　　However，in South Africa，Mr. Mandela was often called by his clan(宗族)name-Madiba-which South Africans used out of respect.

　　After going underground because of his ANC activities，Mr. Mandela's ability to evade (躲避)the securities services earned him the nickname "the black Pimpernel"，after the novel The Scarlet Pimpernel，about a hero with a secret identity.

A fake(伪造的)passport in the name of David Motsamayi was used by Mr.