【单选题】如创伤病人的血量达到( ) 以上,就可能引起休克
【单选题】网上订价发行申购期内,投资者按委托人买入股票的方式,以发行价格填写委托单,认购完成前可以撤单。 ( )
【单选题】关于多轴使用的无刷电机与有刷电机,说法正确的是[1分]
【判断题】网上订价发行申购期内,投资者按委托人买入股票的方式,以发行价格填写委托单,认购完成前可以撤单。 ( )
【单选题】While teaching a strategy,_______
A.
a teacher should offer the strategy to the students and provide a lengthy demonstration.
B.
a teacher should offer the strategy to the students and give a brief explanation, example or a demonstration.
C.
students cannot get start without knowing the strategy clearly.
D.
a teacher would make a decision about how much support to provide and provide support through prompts, coaching and feedback.
【单选题】While teaching, we should keep our class running smoothly and ___________.