项目后评价的目标评价，一般应根据项目的( )，分析层次目标提出和实现的合理性和可能

根据下列短文内容，在文中空格处填上一个恰当的词，使短文完整、通顺。

     The earth is our homeland. We must look after it. Do you think it's our duty to   1   the environment?

Sure, many famous   2   have started living a green life to set good models (榜样) for us. Some people

go to work by bike or   3   foot. Some people often reuse (重复使用) water. For example,   4   they

finish washing clothes, they use the water to clean the floor or water flowers. As for students, we can

also do things to help. Saving(节约) paper is necessary. Try to make full use of   5  . Don't throw away

the used textbooks but give   6   to your brothers or sisters. And if we don't want   7   watch TV, turn it

  8   in time. On   9    other hand, we   10   plant trees as many as possible.It's really important to live a

green life, a happier life!

若将英语单词“hello”的字母顺序写错了，则可能出现的所有错误共有______种．（以数字作答）

患者，女性，50岁，患慢性迁延性肝炎20余年。近1个月来全身明显乏力、纳差、腹胀、腹泻。入院时查体，面色灰暗，体形消瘦，皮肤、巩膜轻度黄染，腹部膨隆，叩诊有移动性浊音。

患者腹部出现移动性浊音，提示（）

A.肝、脾大

B.卵巢囊肿

C.肠梗阻

D.腹水>1000ml

E.腹水<1000ml

有效的项目小组建设导致的主要效果是（）

A.项目执行情况得到改善

B.积极工作的小组

C.小组成员充分项目经理对项目执行的最强责任

D.干系人作为个人和项目小组成员的XX得以加强

膜剂常用的成膜材料有天然高分子化物、（）、（）等。