问题 多项选择题

电气装置由架空线或含有架空线的线路供电,且当地雷电活动符合外界环境影响条件AQ2(雷暴日数>25日/年)时,应装设大气过电压保护。建筑物电气装置的大气过电压保护可采取()措施。

A.加滤波器

B.通过其他方法提供至少等效的电压衰减量

C.按照IEC60364-5-534(过电压保护电器)安装具有Ⅱ类保护水平的电涌保护器

D.加接闪器

答案

参考答案:B, C

阅读理解
阅读理解。
     Happy Birthday to Wally
     Welcome to Formosa Zoo!
     Our beloved Llama, Wally,will be 5 years old on Nov.14.
     Come and join us to celebrate his birthday.
Grandpa Lin’s Story Time
Where is Wally from?
What is Wally’s favourite food?
Is Wally married? …
Want to know more about Wally?
Let Grandpa Lin tell you!
Time: 10:30 a.m-11:30 a.m
Place: The Little Theatre.

Picture Drawing 
  
Let’s decorate Wally’s home together.
Elementary School students are invited to draw pictures of Wally.
Time:12:30 p.m.-2:30 p.m.
Place: The Children’s Park.

The Birthday Party 

 Wally will be happy to see you at his birthday party from 3:30 p.m. to 5:30
p.m. at the Children’s Park.
Come and enjoy cakes, drinks and music, and take pictures.  Special presents
for people who were born on Now. 14

Best Wishes to Wally Write down your best wishes for Wally. wally@
formosazoo.com tw
                    
1.Llama is a(n) _____.
A.Zoo    
B.boy    
C.anima
D.important day
2.Who can be invited to draw a picture of Wally?
A.Linda a high school student who loves drawing.
B.Tony a father who loves drawing animals.
C.Tom, an elementary school student who loves drawing.
D.Susan, a college student who studies art.
3.How long will Wally’s birthday party last?
A.Thirty minutes.
B.Two hours.    
C.Three hours.
D.Four hours.
4.The Browns will visit Formosa Zoo on Nov.14.Who can get a special present?
A.Ted.He will draw a picture of Wally.
B.Susan.She will send an email to Formosa Zoo.
C.Mrs. Brown.She will help make cakes for Wally’s party.
D.Mr. Brown.He has the same birthday as Wally.
5.Stella wants to learn a lot about Wally’s life and history.Which
activity should she join?
A.Grandpa Lin’s Story Time.    
B.Picture Drawing.
C.The Birthday Party.
D.Best Wishes to Wally.
单项选择题