单选2

49. _____ and happy, Tony stood up and accepted the prize. A. Surprising B. Surprised

C. Being surprised D. To be surprising

50. The computer system _____ suddenly while he was searching for information on the Internet. A. broke down B. broke out C. broke up D. broke off

51. It was after he got what he had desired ____ he realized it was not so important. A. that B. when C. since D. As

52. The building was named Ford Hall ____ a man named James Ford. A. in need of B. in honor of C. in charge of D. in search of