延胡索主含（）
A.香豆素类成分
B.环烯醚萜苷类成分
C.蒽醌类成分
D.生物碱类成分
E.黄酮类成分
参考答案：D
A．肯定是39.5℃
B．可能高于39.5℃
C．可能低于39.5℃
D．肯定低于39.5℃
In relation to the tort of negligence:
(b) state FIVE examples from different types of relationship where a duty of care arises. (5 marks)
