Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions

Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions
30. Tim is studying hard. He doesn’t want to fail the next exam.
A. Tim is studying hard in order that he not fail the next exam.
B. Tim is studying hard in order not to fail the next exam.
C. Tim is studying hard in order to not to fail the next exam.
D. Tim is studying hard so as to fail the next exam.
31. “Have you heard of their marriage?” she asked.
A. She asked me if had I heard of their marriage.
B. She asked me whether I had heard of their marriage.
C. She asked me that 1 had heard of their marriage.
D. She asked me whether had I heard of their marriage.
32. A supermarket is more convenient than a shopping center.
A. A shopping center is not as convenient as a supermarket.
B. A shopping center is more convenient than a supermarket.
C. A supermarket is not as convenient as a shopping center.
D. A supermarket is as inconvenient as a shopping center.
33. I don’t have enough money; otherwise, I would buy that bag.
A. If I didn’t have money, I would buy that bag.    
B. If I had much money, I wouldn’t buy that bag.
C. If I had enough money, I would buy that bag.
D. If I didn’t have money, I won’t buy that house.