根据GB／T324--2008《焊缝符号表示法》，焊缝基本型式有如下几种，即（） A

小强是个乐于助人的好同学，课余时间向他问问题的同学不少，小英也是其中的一个。小强最初不管男同学还是女同学，只要有问题，他都一视同仁，耐心细致地讲解。后来不知道谁造谣生事，说小强特别关照小英。小强为了避免不必要的麻烦，就再也不和女同学交往了。

阅读上述材料 ，请回答：

（1）如果你是小强，你会怎么处理这个问题？

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（2）在与异性同学交往中你还应注意什么？

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阅读理解。

     Everything has a name. All people, places and things have names. For example, Jenny is the name of a

student from England. England is the name of her country. Cities and towns have names, too. Schools and

office building also have names. All things have names. Names are important.

     Names are different all over the world. In Jenny's class, Jenny must learn the names of students from all

over the world. This is very difficult because the names are different.

     In the USA, most people have a first name, a middle name, and a last name. Parents choose the first and

middle names for their baby. There are names for boys and names for girls. For example, John, Peter, Tom

and Mike are all names for boys. Elizabeth, Betty, Susan, and Mary are all names for girls. The last name is

the family name. Usually it is the father's family name. In a family, the mother, the father, and the children

usually have the same last name.

     Names are different all over the world. They can be long or short, but they are always very important.

1. Why does everything have a name? Because _____. [ ]

A. it is very interesting to have a name

B. it is very easy to be remembered

C. it is very easy to be told from others

D. both B and C

2. It is difficult to learn names all over the world because _____. [ ]

A. there are many different languages

B. the names in different countries are different

C. some names are very short, some are very long

D. there are many names all over the world

3. Which of the following is true? [ ]

A. It's difficult to learn the names because they are different.

B. There is no difference between girls' names and boys' names.

C. Jenny doesn't want to learn the names very well.

D. It's easy for Jenny to learn the names of her classmates.

4. What names are for girls? [ ]

A. George, Linda, Susan

B. Tom, Jill, Candy

C. Elizabeth, Betty, Mary

D. Peter, Jeff, Jack

下列反应中不属吸热反应的是（　　）

A．炽热的焦炭与水蒸气反应

B．氢气还原三氧化钨的反应

C．锌粒与稀H₂S0₄反应制取H₂

D．Ba（OH）₂•8H₂O与NH₄Cl反应

急性正后壁心肌梗死时冠状动脉病变的最常见部位是（）

A.左冠状动脉主干

B.左冠状动脉前降支

C.左冠状动脉回旋支

D.右冠状动脉

E.三支病变

下列选项中，不属于证券登记结算公司的职能的是( )。

A．集中登记

B．集中存管

C．集中结算

D．集中交易