--- How do you find your missing pen? --

题型:选择题

问题:

--- How do you find your missing pen?

--- Wow. _______________.

A.It writes well

B.Quite by accident

C.It lies on my desk

D.It was kept by my grandfather

考点:情景交际
题型:选择题

Most of the evidence was destroyed in the fire.________it would be almost impossible to prove him

guilty.[ ]

A. Even  

B. Still  

C. Thus  

D. Yet

题型:选择题

施工现场主要出人口明显处应设置“五牌一图”,五牌是指()

A.工程概况牌

B.工程进度牌

C.管理人员名单及监督电话牌

D.消防保卫牌

E.安全生产牌

题型:选择题

消防员佩戴空气呼吸器可使其呼吸器官免受()的伤害。

A、浓烟

B、毒气

C、高温

D、缺氧

E、火焰

题型:选择题

变压器的结构由下列哪几部分构成().

A、铁芯

B、绕组

C、绝缘套管

D、油箱

E、断路器

题型:选择题

同化-混染作用

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