A:A地﹣﹣乙
B:B地﹣﹣甲
C:C地﹣﹣丁
D:D地﹣﹣丙
make up one's mind; give in; ever since; be fond of; grow up: on schedule; change one's mind ;care about; prefer to; get sb. interested in
若y=cos2x+2psinx+q有最大值9和最小值6,求实数p,q的值.