【单选题】Some passengers were ______ in the traffic accident and taken to the nearest hospital.
【判断题】两同轴相交回转体的相贯线为平行于轴线的圆
【简答题】Look! There ______ (be) some birds in the True.
【判断题】两同轴相交回转体的相贯线为平行于轴线的圆 。
【简答题】可持续发展的概念,最初是由我国环境学家提出来的。 ( )
【判断题】水分活度指的是食品中水分的存在状态,也就是水分与食品结合程度。()
【单选题】—_______! There are some volleyballs under the desk. —Can you _______ them? [ ]
【简答题】A.He worked as a sales-assistant in a clothing shop. B.He was the manager of a clothing shop. C.He worked in a laundry. D.He. was a lifeguard in a swimming pool.