读对话，回答问题。 Chen Jie: Are you helpful at h

道德是靠人们的（）、（）促使人们自觉遵守社会的行为规范的

DIC患者在消耗性低凝期应输入（）

A.新鲜全血

B.新鲜血浆

C.浓缩红细胞

D.血小板

E.洗涤红细胞

Most people have no idea of the hard work and worry that gointothe collecting of those fascinating birds and animals that they pay to see in the zoo.One of the questions that is always asked of me is 1 I became an animal collector in the first 2.The answer is that I have always been interested in animals and zoos.According to my parents, the first word I was able to say with any 3 was not the conventional “mamma” or “daddy”,4 the word “zoo”, which I would 5 over and over again with a shrill 6 until someone, ingroupsto 7 me up, would take me to the zoo.When I 8 a little older, we lived in Greece and I had a great 9 of pets, ranging from owls to seahorses, and I spent all my spare time 10 the countryside in search of fresh specimens to 11 to my collection of pets.12 on I went for a year to the City Zoo, as a student 13 , to get experience of the large animals, such as lions, bears, bison and ostriches,14 were not easy to keep at home.When I left, I 15 had enough money of my own to be able to 16 my first trip and I have been going 17 ever since then.Though a collector's job is not an easy one and is full of 18 ,it is certainly a job which will appeal 19 all those who love animals and 20.

请在13处填上正确答案（）

A.attendant

B.keeper

C.member

D.aide

教育政策目标是对教育政策活动的方向和水平的具体规定，是整个教育政策活动的立足点，其确定时一般要考虑的因素包括（）。

A.突破口和时机的选择

B.具体

C.方向正确

D.专家参与

E.适度

垫带的作用？