补体在动物体内（animal body）外与（）相结合发挥作用

A.in relation to

B.in connection to

C.in terms of

D.in the course of

A.one of a most complex body

B.one of the most complex bodies

C.one of the most complex body

D.one of the complex most body

此题为判断题(对，错)。

A．is lower than that of a warm-blooded animal

B．is always very cold

C．stays at a fairly constant level

D．changes in response to air temperature

A.超急性排斥反应是异种移植成功的最大障碍

B.补体系统的激活在异种移植排斥中起重要作用

C.对免疫抑制药物不敏感

D.排斥与体内存在的天然抗体有关

E.人T细胞对异种动物MHC的识别只有直接识别

A.small individual fact or item

B.the activity of selling goods directly to the public

C.the part extending beyond the end of an animal's body

D.the act of putting sth off

All the parts are dependent on each other and work together for the accomplishment of the total business of the machine.The locomotive must be provided with fuel, such as coal or wood or other combustible(易燃的)substance，the consumption of which provides the force or energy of the machine.The animal body must be provided with fuel, which is called food, which similarly provides the energy of the animal.

Oxygen must be provided for the combustion of the fuel in the locomotive and of the food in the body.The locomotive is composed of special parts，the fire box for the storage and combustion (燃烧)of fuel; the steam pipes for the carriage of steam; the wheels for locomotion (移动); the chimney for throwing off waste.

The animal body is similarly composed of such parts as the stomach for the storage and digestion of food, the organs for the throwing off of waste water, the blood vessels for the carriage of oxygen and food-holding blood, the legs or wings for locomotion.

1.The body of an animal is like a locomotive in that ().

A.it is composed of many parts that work just like different parts of a locomotive

B.it can do some particular kind of work

C.it works like all the machines in the world

D.both the animal and the locomotive need coal or wood as their fuel

2.Every part of the animal body().

A.works independently

B.works dependently on each other

C.looks like the same as that of a machine

D.has the same structure as that of a machine

3.The energy of an animal is provided by().

A.throwing off waste

B.the combustion of fuels such as coal or wood

C.consumption of food

D.the carriage of blood

4.The function of animal s legs is like__of a machine.

A.the wheels

B.chimney

C.steam pipes

D.the firebox

5.The steam pipes of a locomotive work like the()of an animal body.

A.stomach

B.blood vessels

C.legs

D.wings

A.Duality of sensual body and rational thinking

B.Duality of mind and emotion

C.Conflict of peaceful nature and unrest society

D.Conflict of animal being and social being

A．a safe place across a road for pedestrians to walk across the road

B．a wild animal from Africa that looks like a horse with broad dark brown and white stripes on its body

C．a safe place across a road for zebras to walk across the road

D．a safe place across a road for older people to rest in

A.我在动物收容所做义工,和我的学习有关,和我的职业兴趣无关。

B.我在动物收容所做义工,和我的学习无关,和我的职业兴趣有关。

C.我在动物收容所做义工,既与我的学习无关,也与我的职业兴趣无关。