根据短文和首字母提示完成单词。

     The boy is a (1)s________. His (2)n_________ is Tian Ling. This is (3)h________ classroom. It's

an room. These are small (4)n________ desks for the students. (5)T_________ new. That big one is (6)

o_________. It's (7)f________

the teachers.

     Tian Ling's books are on his desk. (8)W_________ is his bag? It's on his desk. He is twelve. Meimei

and Yangyang are his classmates. They are twelve, (9)t_________.  Meimei is from Shanghai and

Yangyang is from America. They are (10)n__________.

为了便于检查，设备应挂标志牌，牌上注明设备的（）、整定日期、用途、及维护人。

A、编号

B、整定值

C、使用单位

D、型号

E、两相短路电流值