【单选题】When the young man found himself ____ in the land with so many beautiful flowers ,he felt delighted .
【单选题】采用10 年设计降雨重现期进行水文计算的是( )。
【单选题】乙二醇加热器的升温速度小于(),稳定控制在60℃左右。
【单选题】He is delighted to have ___ the examination.
【单选题】Prince William said he was delighted that the 2012 Olympic Games ________ in London.
【单选题】What is the author's attitude towards science?
A.
He is delighted because of the illuminating scientific findings.
B.
He is depressed because of the ignorance of scientists.
C.
He is confident though he is aware of the enormous difficulties confronting it.
D.
He is doubtful because of the enormous difficulties confronting it.
【单选题】乙二醇加热器的升温速度小于( ),稳定控制在 60°C左右。
【判断题】乙二醇加热器的升温速度小于 1.5°C/min,稳定控制在 60°C左右。()