问题 填空题

根据传染病流行的三个基本环节,回答下列问题: 

(1)当甲将病传给乙时,此时甲是__________,乙是_________,患病的乙又将病传给丙时,此时乙是_________。

(2)若乙得一次病后,就不再感染此病,说明乙体内产生了___________,此种物质产生主要与___________细胞有关。

答案

(1)传染源     易感人群      传染源

(2)抗体     淋巴

阅读理解

阅读理解。

     If you can speak English, you know a lot of English words.  You can read, speak and understand, But

there is another kind of language you need to know, the language of the body.

     All over the world, people "talk" with their hands, heads and eyes. When Japanese people meet, they

bow. When Indians meet, they put their hands together. What do American and British people do?

     Americans are more informal(非正式的) than the British.They like to be friendly. They use first names, they ask  questions  and  they talk easily about themselves.  When they sit down,  they like to relax in their

chairs and make themselves comfortable.

     British people are more reserved.  They take more time to make friends.  They like to know you before they ask you something of your home. When British and American people meet someone for the first time, they shake hands.  They do not usually shake hands with people they know well.  Women sometimes kiss

their women friends,  and men kiss women friends.   When a man meets a man friend,   he just smiles, and

says "hello". Men do not kiss each other or shake hands.Even father and sons do not often kiss each other.

1. People can communicate with each other using _       .      

A. only words      

B. only body language.

C. only the English language

D. not only words but also body language

2. We can learn from the passage that __________.    

A. handshake and kiss can not be used in greeting

B. people can "talk" with their hands, heads and eyes

C. only a few people use people use body language.

D. body language is more often used by people than words

3. British people take more time to make friends because _________         

A. they are quite conservation

B. they don't like people to go to their homes

C. they are not as friendly as the Americans

D. they find it more interesting to stay alone

4. When Indians meet, they __________.

A. kiss each other

B. bow to each other

C. put their hands together

D. just smile

5. In the U. S. A. and Britain ___________.

A. men always kiss their men friends when they meet

B. people would like to shake whenever they meet their friends

C. women are likely to kiss each while men aren't.

D. father and sons often kiss each other

问答题