被动运动+传递神经冲动的运动适用于以上哪级肌力（） A．0级肌力 B．0～1级肌力

阅读理解

       Everyone has his own way of saying things and his own special expressions. Many American

everyday expressions are from colors.

       Red is a hot color. Americans often use it to express "heat". They may say they are red hot about

something unfair. When they're red hot they are very angry about something. Fast loud music is popular

with many people. They may say the music is red hot.

       Pink is a lighter kind of red. People sometimes say they're in the pink when they're in good health.

The expression was first used in America at the beginning of the 20th century. It probably came from

many babies who were born with a nice pink color showing good health.

       Blue is a cool color. The traditional blues music in the USA is the opposite of(与……相反) red

hot music. Blues is slow and sad.

       The color green is natural for trees and grass. But it's an unnatural color for humans. A person who

has a sick feeling stomach may say he feels a little green. A passenger on a boat who is feeling very sick

from high waves may look very green.

1. What does the expression "be red hot about" mean?

A. Be very angry.          

B. Be unfair.

C. Be happy.              

D. Be very popular.

2. Why do Americans use the color pink to express the meaning of healthy?

A. Because the color pink is lighter than the color red.

B. Because their ancestors(祖先) did so many years ago.

C. Because many healthy babies were born with the pink color.

D. Because it's a traditional expression.

3. What's the opposite of the red hot music?

A. Fast music.            

B. Loud music.

C. Blues music.            

D. Country music.

4. How many colors are mentioned in the passage?

A. 3.        

B. 4.        

C. 5.        

D. 6.

5. Which is the BEST title for the passage?

A. Different Colors

B. Strange Expressions

C. Colorful World

D. Feelings Behind Color Words

补充概算定额“混凝土工程”一章中“模袋混凝土”定额的“水下”小节不包括（）子目。

A.混凝土厚度20cm

B.混凝土厚度15cm

C.混凝土厚度30cm

D.混凝土厚度40cm

如图所示，用三条细线悬挂的金属圆环，金属环粗细均匀、单位长度的质量为2.5g，三条细线呈对称分布，稳定时金属环面水平，在金属环正下方放有一个圆柱形磁铁，磁铁的中轴线OO′垂直于金属环面且通过其圆心O，测得金属环所在处磁感应强度大小为0.5T，与竖直方向成30°角．现在要使金属环各部分所受安培力的合力竖直向上且恰好等于其自身的重力，则在金属环中通过的电流大小至少为（　　）（取g=10m/s²）

A．0.01A

B．0.2A

C．0.05A

D．0.1A

总氯是以（）或（）或两者形式存在氯。

（）可能是图形化的单用户、多任务操作系统。

A.UNIX

B.Netware

C.Dos

D.windows