---What happened to the house ?

---It   _____burnt to the ground.

A is said to having been           B. is supposed to have been

C is reported to have been         D. is believed to have

下列关于降压药分类和相应药物的描述，正确是（）。

A.利尿降压药-氢氯噻嗪

B.肾素-血管紧张素转化酶抑制药-硝苯地平

C.β受体阻断药-氯沙坦

D.钙通道阻断药-普萘洛尔

E.中枢性降压药-硝普钠