When people go to the beach on holiday，many people like to eat seafood.But not everyone can enjoy it.Some people think seafood tastes great，but their bodies don't like it at all.When they eat it，their skin gets red and itchy（癢的）.That's because they're allergic（過敏的） to seafood.
   When someone is allergic to a food，his body doesn't see that thing as a food.It sees it as an enemy（敵人） and tries to fight jye.ai.It fights by making antibodies（抗體）.Sometimes，when the body fights a food，it can make a person very sick.
   There are some ways to deal with food allergies.One is to stop eating the food that you are allergic to，but this may be hard.People are often allergic to very healthy foods，and it's hard to always avoid them.
People can be allergic at different ages to different foods，like eggs，milk or peanuts.If you think you might be allergic to a food，ask a doctor to have a look first.

（1）Some people cannot enjoy seafood，because

D

D

.
A．It doesn't taste good.
B．It makes their skin white.
C．It gives them a headache.
D．It makes them allergic.
（2）What's the main purpose of the first paragraph？

C

C

A．It's used to show that many people are allergic to seafood.
B．It's used to tell us that seafood is not good for our health.
C．It's used as an example to show people's bodies sometimes fight a food.
D．It's used as an example to show people can't eat too much food they like.
（3）According to paragraph 3 and 4，which of the following is TRUE？

A

A

A．A good way to deal with a food allergy is not to eat that food.
B．Foods which are unhealthy often make people allergic and sick.
C．People who have skin problems often get allergic to some food.
D．A lot of people die because they eat too much seafood.