【判断题】城市轨道交通运营安全管理的对象包括人、财、物、信息等。
【简答题】从语体色彩划分词语,可分为( ) 、书面语、各种语体 。
【多选题】特殊残缺、污损人民币是指票面因()等特殊原因,造成外观、质地、防伪特征受损,纸张炭化、变形,图案不清晰,不宜再继续流通使用的人民币。
【单选题】It seems inevitable for people to make such a mistake.
【单选题】One problem that has not yet been solved, it seems, is that ______.
A.
a prototype has not yet been accepted
B.
financial backing is not available
C.
the machine will need fire-resistant sensors
D.
the machine would not work if the ventilation was overwhelmed
【单选题】有关汽油机的燃烧室描述正确的是( )
A.
汽油机的燃烧室是由活塞顶部及缸盖上相应的凹部空间组成。
【单选题】_____ he has been away from the city for two years. [ ]