1、Professor Jordon is well known for his _____ into the habits of the common housefly.

　　A.examination　　B.introduction　　C.research　　D.expression

　　2、The Prime Minister refused to comment on the rumor that he had planned to _____.

　　A.discharge　　B.dismiss　　C.resign　　D.resume

　　3、He put in a special _____ for an extra day's holiday so that he could attend his daughter's wedding.

　　A.request　　B.demand　　C.inquiry　　D.proposal

　　4、She _____ the temptation to buy a coat she could not afford.

　　A.challenged　　B.obstructed　　C.contradicted　　D.resisted

　參考答案：

　　1、C　2、C　3、A　4、D