【单选题】________of being involved in the attempted murder, she was questioned by the police. [ ]
【单选题】_______ of being involved in the attempted murder, she was questioned by the police.
【简答题】Being engaged in the research work, Dr. Yang seldom goes anywhere _____ his office. A) in place of B) except to C) in addition to D) instead of
【多选题】对抛射剂叙述正确的是
C.
抛射剂是气雾剂的喷射动力,有时兼有药物溶剂作用
【单选题】下列关于抛射剂的叙述错误的是()。
E.
抛射剂应该为适宜的高沸点液体,常温下蒸汽压小于大气压
【单选题】There being no witness on the spot, the police were delayed by the ________of information about the crime.