4. _____ many times, but he still didn't know what to do.

　　 A. Having told　　　 B. He was told　 C. Having been told　　 D. Though being told

3. _____ hard he tried, he still failed to carry out the plan.

　 A. However　 　　　　 B. How　　 　 C. No matter　　　　 D. Though very

2. It was not until he was cheated for the third time that he ______　 that he

had been too naive.

A. has realized　　 B. realized　　　　 C. would realize　　　 D. had realized

第一节：单项填空(共20小题；每小题1分，满分20分)

1. Most Irish people go to __________ church every Sunday and the church plays _______ important part in people's lives.

A. the; the　　 　　　　　 B. a; an　　　 C. the; an　　 D. /; an