【单选题】不属于调节组织特异性基因的转录起始的转录起始前复合物组分的是?
【单选题】In applying the “front-page-of-the-newspaper” test to a contemplated course of conduct one should ask:
A.
Would I be found criminally liable if this winds up on the front page of the newspaper?
B.
Would I be liable for monetary damages if this winds up on the front page of the newspaper?
C.
Would I be willing to have my spouse, friends, and children read about this if it winds up on the front page of the newspaper?
D.
Would I be able to explain this to the authorities if it winds up on the front page of the newspaper?
【单选题】A lot of newspaper readers do not even read the front page anymore because______.
C.
the front page is not attractive enough
D.
the headlines are too horrible and frightening
【单选题】to get front-page coverage
【单选题】The front page was full of the reports given by the reporters ________ the scene of the road accident
【单选题】Who looks after the paper, especially the front page, in the afternoon and evening, preparing for the next morning?
B.
The head of the department.
【判断题】以下说法是否正确: 气门弹簧 气门弹簧负责以可控方式关闭气门,就是说必须确保气门随凸轮一起运动,以使其即使在最高转速时也能及时关闭。此外,其作用力也必须足够大,以防止气门关闭(又称气门跳动)后振动。气门开启时,气门弹簧必须防止气门与凸轮脱离。