1、______, he talks a lot about his favorite singers after class.

　　A. A quiet student as he may be

　　B. Quiet student as he may be

　　C. Be a quiet student as he may

　　D. Quiet as he may be a student

　　2、Nobody but Jane ______ the secret.

　　A. know　　B. knows　　C. have know　　D. is

　　3、She apologized for ______ to attend the meeting.

　　A. her being not able　　B. her to be not able

　　C. her not to be able　　D. her not being able

　　4、______ you were busy, I wouldn't have bothered you with my questions.

　　A. If I realized　　　B. Had I realized

　　C. Did I have realized that　D. As I realized

　　5、There are many kinds of metals, ______.

　　A. each having its special properties

　　B. having its special properties

　　C. one has its special properties

　　D. each has its special properties

　參考答案：

　　1、B　2、B　3、D　4、B　5、A