After they kill germs,antibodies stay in the body. A.RightB.WrongC.Not m - 试题答案网问答

第1题

After they kill germs, antibodies stay in the bodyA.RightB.WrongC.Not me

After they kill germs, antibodies stay in the body

A.Right

B.Wrong

C.Not mentioned

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第2题

根据材料回答下列各题： Tiny Invaders The human body is truly amazing．It allows US to sense

the world around US，to do work and have fun，and to move from place to place．In fact，the human body does its work so well that most people don’t think about it very much一until they get sick． The germs(致病菌)that make people sick are everywhere．You can’t see them,but they’re there．They’re sitting on your desk．They’re hiding on your computer’S keyboard．They’re even in the air that you are breathin9．There are two types of germs：viruses and bacteria(细菌)．Viruses are germs that can only live inside animals or plants．Viruses cause illnesses such as flu and measles(麻疹)．Bacteria are tiny creatures．Some bacteria are good．They can help your stomach break down food． Other bacteria aren’t so good．They can make you sick．Bacteria can cause sore throats(喉痛)and ear infections． How can you stop these tiny invaders from making you sick？Your skin is the first defense against germs．You can prevent some illnesses simply by washin9，with soap and water．But germs can still enter the body through small cuts in the skin or through the mouth，eyes，and nose． Once germs are inside your body，your immune(免疫的)system tries to protect you．It looks for and destroys germs．How does it do that？Special cells patrol your body．Some of these cells actually eat germs!Other cells make antibodies．An antibody sticks to a germ．There is a different antibody for each kind of germ．Some antibodies keep germs from making you sick．Others help your body find and kill germs．After a germ is destroyed，the antibodies stay in your body．They protect you if the same kind of germ comes back．That way you will not get the same illness twice． You can keep your body healthy by eating a nutritious(有营养的)diet to make your immune system strong．You can also help your immune system fight germs by getting vaccinated(接种)．Vaccines are medicines．They contain germs that have been killed or weakened．The dead germs can’t make you sick．Instead，they cause your body to make antibodies．If the same germ ever shows up again, then your antibodies attack it． Viruses can only live inside people or animals．

A.Right

B.Wrong

C.Not mentioned

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第3题

After they kill germs，antibodies stay in the body． A. RightB. WrongC. Not mentioned

After they kill germs，antibodies stay in the body．

A. Right

B. Wrong

C. Not mentioned

点击查看答案

第4题

根据材料回答{TSE}题： Tiny Invaders The human body is truly amazing．It allows US to sense

the world around US，to do work and have fun，and to move from place to place．In fact，the human body does its work so well that most people don’t think about it very much一until they get sick． The germs(致病菌)that make people sick are everywhere．You can’t see them,but they’re there．They’re sitting on your desk．They’re hiding on your computer’S keyboard．They’re even in the air that you are breathin9．There are two types of germs：viruses and bacteria(细菌)．Viruses are germs that can only live inside animals or plants．Viruses cause illnesses such as flu and measles(麻疹)．Bacteria are tiny creatures．Some bacteria are good．They can help your stomach break down food． Other bacteria aren’t so good．They can make you sick．Bacteria can cause sore throats(喉痛)and ear infections． How can you stop these tiny invaders from making you sick？Your skin is the first defense against germs．You can prevent some illnesses simply by washin9，with soap and water．But germs can still enter the body through small cuts in the skin or through the mouth，eyes，and nose． Once germs are inside your body，your immune(免疫的)system tries to protect you．It looks for and destroys germs．How does it do that？Special cells patrol your body．Some of these cells actually eat germs!Other cells make antibodies．An antibody sticks to a germ．There is a different antibody for each kind of germ．Some antibodies keep germs from making you sick．Others help your body find and kill germs．After a germ is destroyed，the antibodies stay in your body．They protect you if the same kind of germ comes back．That way you will not get the same illness twice． You can keep your body healthy by eating a nutritious(有营养的)diet to make your immune system strong．You can also help your immune system fight germs by getting vaccinated(接种)．Vaccines are medicines．They contain germs that have been killed or weakened．The dead germs can’t make you sick．Instead，they cause your body to make antibodies．If the same germ ever shows up again, then your antibodies attack it． {TS}Viruses can only live inside people or animals．

A. Right

B. Wrong

C. Not mentioned

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第5题

A market order that executes after a specified price level has been reached is called_____

_.

A．market order

B．stop order

C．fill or kill order

D．day order

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第6题

After some improvement of the hospital environment, ______.A．patients no longer take drugs

After some improvement of the hospital environment, ______.

A．patients no longer take drugs to kill their pains

B．patients don't have to stay long in hospital

C．patients need fewer pain killers when they suffer from an illness

D．patients feel happy in hospital

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第7题

What is the big job for farmers in summer？A．They must watch the crops at night.B．They must

What is the big job for farmers in summer？

A．They must watch the crops at night.

B．They must kill birds or animals that hurt the crops.

C．They must look after the plants in their fields.

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第8题

There are many kinds of ants in America. One kind is very strong. People are afraid of it,

and animals are afraid of it, too.These ants move in large groups. They eat all the animals on their way. They can kill and eat elephants, anti they can eat wood houses. Sometimes even people are killed by them. When the ants come near, people leave their homes. But people are sometimes glad after the ants pass, because they can see no insects (昆虫) or snakes.

The strong ants move ______ .

A．alone

B．in large groups

C．at night

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第9题

In the story, Jehovah decided to kill all other people in earth, but to spare Noah and his

family because ______.

A．only Noah could make a ship

B．Noah was a descendant of Adam and Eve

C．Jehovah believed Noah could make a good ancestor after the world was wiped out

D．Noah did not murder his brother

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After they kill germs，antibodies stay in the body． A.RightB.WrongC.Not m