Read the text and choose the best answer.

　　1．The writer wrote this passage to _________．

　　A．show us how Asimov became famous

　　B．introduce Asimov, a great American scientist and writer to readers

　　C．tell us Asimov had a talent for writing

　　D．tell us something about Asimov's early life

　　2．We can infer from the passage that _________．

　　A．Asimov was a Russian scientist

　　B．Asimov died in Russia

　　C．Asimov was a person with a talent for writing and ambition for work

　　D．Asimov didn't live a happy life with his second wife

　　3．Which of the following statement is NOT true?

　　A．Asimov died at the age of seventy­two.

　　B．Asimov was once a biochemistry teacher at Boston University School of Medicine.

　　C．He became a full­time writer when he was thirty­eight.

　　D．The Foundation trilogy was an award given to Asimov.

　　4．Which is the correct order of the following events?

　　a．lived in Russia

　　b．divorced his first wife

　　c．died of an HIV infection

　　d．moved to New York

　　e．got his PhD in chemistry

　　f．published his first novel

　　g．started working part­time in the candy store

　　h．became a full­time writer

　　A．a→d→g→e→f→h→b→c

B．d→e→a→c→f→g→h→b