【单选题】学生a说:在点火系统中,断电器是串联在高压回路中,控制点火系产生高压。学生b说:在点火系统中,断电器是并联在低压回路中,控制初级电路,使次级电路产生高压。下列说法正确的是()
【单选题】通常情况下,非营养物质经生物转化后( )。
【判断题】鲤鱼属鲤形目、鲤科、鲤属,是草食性鱼类。
【简答题】某汽轮机组的额定功率为20万千瓦,求一个月内该机组的发电量为多少千瓦·小时(1千瓦·小时等于1度电,每月发电时数为720•小时,且按额定功率考虑)
【单选题】主要根据决策人的直觉、经验和判断能力来进行的决策是( )
【单选题】8421 机读卡涂写 [2] 和 [8] 表示 【 】。
【简答题】这注射模开模后,一般应使塑件留于( )一侧。
【单选题】Why won't John Jeffrey be promoted?
A.
Because he has no experience in worhing with a big group.
B.
Because he has no experience in negotiating with the business partners.
C.
Because he has no experience in leadership.
【单选题】Paul: Why did you tell the whole world about my past? Jeffrey: ______.
A.
Well, I apologize. I got all excited
B.
I guess it doesn't matter that much
C.
Oh well, it's done now. I can't help
D.
I don't think you should complain