30. The school _______ he once studied in is famous.

A. where　　　　　　　　　　　　　　 B. in which　　　　　　 C. in that　　　　　　　　　　　 D. that

29. The doctor said there was ______ with her, but she could not help worrying.

A. serious something　　 B. nothing serious 　　　 C. something serious　　 D. serious nothing

28. ___________ she was chosen made us very happy.

A. What　　　　　　　　　　　　　　　 B. That　　　　　　　　　 C. Why　　　　　　　　　　　　 D. How