可治一切血虚血滞引起的病证，而血分有寒者最为适用的药物是（） A.首乌 B.当归 C

阅读理解。

     Li Ping gets up early on weekdays(工作日), because he must go to school before 7:30 .

On Saturday and Sunday, he doesn't go to school,so he must not get up early. He goes to

the Drawing Club at 9:00 on Saturday mornings. He usually goes to the bookshop on

Saturday afternoons, and after supper he watches TV until(直到) midnight.

     He doesn't get up early on Sundays. Li Ping 's parents both work on Sundays. Li Ping

always watches TV after he gets up. Then he usually goes to KFC to have a hamburger

and some juice for lunch. After that, he goes back home and starts to play football until his

parents come back. He does his homework after supper. He usually has lots of weekend

homework, so he must do it for three hours . He usually goes to bed at about 11:00 p.m.

on Sundays. He often complains(抱怨) he has too much homework to do.

1.How often does Li Ping need to get up early?

A. Every day.                    

B. Five days a week.

C. Only at the weekend.            

D. Every day except on Sundays.

2.What does Li Ping do on Sunday mornings?

A. He goes to have lessons.          

B. He goes to a club.

C. He goes to the bookshop.        

D. He watches TV.

3.When does Li Ping do his weekend homework?

A. On Sunday evenings.            

B. On Sunday mornings.

C. On Saturday evenings.            

D. On Sunday afternoons.

4.Why does Li Ping have lunch in KFC on Sundays?

A. Because he's too busy.      

B. Because his parents aren't at home.

C. Because he gets up too late.  

D. Because his parents have lunch in KFC.

5.Which of these is not right?

A. Li Ping watches TV after supper on Saturdays.

B. Li Ping doesn't exercise on Sundays.

C. Li Ping watches too much TV On Saturdays and Sundays.

D. Li Ping goes to bed late on Saturday and Sunday evenings.

下述哪种变化不可能出现在天疱疮时（）。

A.棘层内疱

B.棘层松解

C.棘层增生

D.天疱疮细胞

E.嗜酸粒细胞浸润

如图，长 ，高h=1.25m，质量M=30kg的小车在水平路面上行驶，车与路面的动摩擦因数，当速度时，把一质量为m=20kg的铁块轻轻地放在车的前端（铁块视为质点），铁块与车上板间动摩擦因数，问：铁块着地时距车的尾端多远？

矿物受力后不沿结晶方向裂开，断裂面是不规则和不平整的，这种断裂称为（）

A.刻划面

B.解理

C.断口

D.裂口

E.切断面

下列说法中，不属于自动变速器无前进位故障原因的是（）。

A、前进离合器严重打滑

B、换挡手柄调整不当

C、车速传感器有故障

D、前进离合器油路严重泄露