苯海索治疗帕金森病的机制是 A．补充纹状体中多巴胺的不足 B．激动多巴胺受体 C．兴

阅读理解。

     This is Jim's room. It's small but very nice. There is (有) a chair, a desk and a bed in the room. A computer

and some books are on the desk. The bed is next to the desk. Under the desk, there is a baseball. His computer

game is under the bed. There is a photo of his family on the wall (墙). He likes his room.

1. There is _____ in the room.

A. a desk

B. two desks

C. three chairs

2. _____ are on the desk.

A. A book and a computer

B. A computer and some books

C. Some books and some computers

3. There is _____ under the desk.

A. a chair

B. a computer game

C. a baseball

4. There is _____ on the wall.

A. a photo of his classmates

B. a photo of his teachers

C. a photo of his family

5. The room is _____.

A. small

B. nice

C. small and nice

一部《庄子》一言以蔽之，就是对人类的______，庄子似因______而坚强，实则因最______而最虚弱!庄子是人类最脆弱的心灵，最温柔的心灵，最敏感因而也最易受到伤害的心灵。
依次填入画横线部分最恰当的一项是( )。

A．同情 有情 少情
B．怜悯 无情 多情
C．怜惜 有情 少情
D．怜爱 无情 多情

善于治疗血淋、尿血的药物是（）

A.车前子

B.泽泻

C.石韦

D.萆薢

E.木通

当前进行项目管理的方法PERT的中文含义是 【8】 。

( )是指由确定性变量构成的时间数列，其特点是影响数列各期数值的因素是确定的，且各期的数值总是保持在一定的水平上下波动。

A．随机性时间数列

B．平稳性时间数列

C．趋势性时间数列

D．季节性时间数列