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
参考答案：B, C
| 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．
| ||||
| 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． |
lly’s favourite food? 
The Little Theatre. 
