UE开机流程的三个主要方面分别是PLMN选择、小区选择和位置注册

根据句意及首字母补全单词。

1. Thanks for i_________ me to your party on Sunday.

2. I should work hard to make my country r_________ and stronger.

3. When the t_________ lights are red, you must stop and wait.

4. He's p_________ his vacation to Japan this summer.

5. Tom, to take n_________ in class is a good habit for you!

Lily practises _______ the piano very hard.

A．play

B．plays

C．playing

D．played

自保险合同订立起就不发生法律效力的无效保险合同属于（）。

A.相对无效保险合同

B.条件无效保险合同

C.绝对无效保险合同

D.法定无效保险合同

常规变电站自动化系统存在哪些缺点？

帆布密闭有哪些优点？（）

A.结构简单

B.重量轻

C.价格便宜

D.悬挂方法简单

E.构筑速度快