21. I am interested ______ music.
Answer : B
22. I do not have access ______ this library.
Answer : D
23. My estimate is based ______ my previous experience.
Answer : B
24. I am ashamed ______ telling a lie.
Answer : A
25. Kindly look ______ my plants in my absence.
Answer : C
26. When I heard of my grandmother’s death, I burst ______ tears.
Answer : C
27. He dealt very politely ______ me.
Answer : C
28. Success consists ______ industry.
Answer : A
29. She smiled ______ my mistakes.
Answer : D
30. I rejoiced ______ her success.
Answer : C