在世界银行规定的项目总建设成本中，属于项目直接建设成本的是（）。 A.建筑保险费用

健康成人一次失血量不超过多少毫升可通过人体的代偿使之逐渐恢复而不用输血（）

A.600ml

B.1000ml

C.1500ml

D.2000ml

E.2500ml

共析转变的产物是（）

A、奥氏体

B、渗碳体

C、珠光体

D、莱氏体

以下药物不能用于哺乳期妇女的是（）

A、地西泮

B、尼莫地平

C、麦角胺咖啡因片

D、甘露醇

E、胞磷胆碱

I live in the country and my father was a farmer.51. ______
He is now forty-five year old. Because of years of 52. ______
hard work, he looks old than his age. When I was53. ______
young, he is used to tell me the importance of study. 54. ______
Father knows little about English and other subjects, 55. ______
but he usually gives me some good advices on how56. ______
to learn my lessons good. He is not only kind to me 57. ______
but also very strict in me. With his help, I’ve made 58. ______
great progress. I’ll never to forget what he taught 59. ______
me. I think my father is best father in the world. 60. ______

下列对白虎汤主治证候的描述，哪项是不确切的

A．壮热面赤

B．烦渴引饮

C．汗出恶热

D．脘腹痞满

E．脉洪大有力